Answers created by Don't Memorise

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• How do you solve #(x+5)-2(4x-1)=0#?
  
• How do you solve #x²-6x+3=0# using the quadratic formula?
  
• How do you find the midpoint of the line segment joining P(-4,-1) and Q(-1,7)?
  
• How do you solve #6x + y = 23# and #x + 5y = 28#?
  
• If z varies inversely as w, and z=10 when w=0.7, how do you find z when w=20?
  
• How do you solve #2a -( 5a-13) = 46#?
  
• How do you simplify #y^(9/8)/y^(5/8)#?
  
• How do you solve for r in #1/2r +3s=1#?
  
• The cost of a protein bar increased from $2.50 to $2.80. The percent increase in the $2.80 rate was how much?
  
• How do you write #0.00000017# in scientific notation?
  
• How do you solve #2(x-5)=-11#?
  
• How do you find the slope of the line passing through the points (2, –5) and (–10, –5)?
  
• How do you find the midpoint of (-5,4) and (3,-2)?
  
• What is 312,000 in a scientific notation?
  
• How do you solve #25^(x-4)=5^(3x+1)#?
  
• How do you solve #(x-1)/x=20#?
  
• How do you solve #x^2-5x-3=0#?
  
• There were 32 students in the Math Club. Five students transferred to the Chemistry Club. How do you find the percent of change in the number of students in the Math Club?
  
• How do you solve #1.4 - 1.6 (t+6)=4.6#?
  
• How do you solve #3x - 2(2x+3) - 4 = 5(x-3) - 8#?
  
• How do you solve for x in #y=(9+4k)x#?
  
• How do you factor the expression #x^2 + 4x – 32#?
  
• How do you factor #3x^2-10x+7#?
  
• How do you solve for y in #x=(y+2)/(5y-1)#?
  
• How do you solve #((2t-1)/(3t+4)) = 2#?
  
• How do you simplify #sqrt(1) / sqrt (7) times sqrt(7) / sqrt(11)#?
  
• How do you simplify #sqrt5(10-4sqrt2)#?
  
• Jesse bought 5.2 pounds of grapes for $7.75. Using the unit rate, how much would 3 pounds of grapes cost?
  
• How do you solve #4*5^(x/2)=500#?
  
• How do you simplify # 8(7x- 4)#?
  
• Question #6d2f5
  
• How do you solve #3x + 7y = 18# and #x + 2y = 5#?
  
• How do you simplify #sqrt3*sqrt27#?
  
• How do you solve for p in #i = prt#?
  
• How do you factor and solve #x^2 - x - 20 = 0#?
  
• How do you factor #dc+cx-dy-xy#?
  
• How do you rationalize the denominator and simplify #3 / ( sqrt 5 + sqrt 6 )#?
  
• How do you solve for y: in #(bx)/y = R#?
  
• How do you solve for x in #x (1+ y) = z#?
  
• How do you calculate the percent change of 63 to 105?
  
• How do you factor and solve #x^2+2x-8=0#?
  
• How do you simplify #sqrt320 #?
  
• How do you solve #4 (2x + 10) = 9 (4x - 8)#?
  
• How do you find the square root of 81/16?
  
• How do you solve #3(x+5) +6 = 15#?
  
• Y varies inversely as x, and y = 50 when x = 10. What is the value of y when x = 20?
  
• How do you solve the system by graphing #-2x-y=-2#, #4x+y=4#?
  
• How do you solve #6(x+3)+38=2#?
  
• How do you write #30,000# in scientific notation?
  
• How do you solve #5.3 + u = 3.2u -2.7#?
  
• How do you solve #t/240=-9#?
  
• How do you solve for p in # 1/p+1/q=1/f#?
  
• How do you simplify #30sqrt18-15sqrt50#?
  
• How do you solve for x in #L = Ax + (1 + B)x#?
  
• What is the slope of the line going through the points #(-3,0)# and #(-3, 11)#?
  
• How do you solve #p^2 + 2p + 1 =0#?
  
• How do you solve for x in #x + 3y =2z #?
  
• How do you solve #13x-4(2x-5)=15#?
  
• How do you solve #10/8 = n/10#?
  
• How do you solve # 3x^2 + 5x + 2 = 0#?
  
• How do you find the slope given (2, 5) and (0, –4)?
  
• How do you find the slope of (3, 4) and (2, 1)?
  
• How do you multiply # 2 - (4x - 8)#?
  
• How do you solve using the completing the square method #x^2+10x-2=0#?
  
• How do you solve #a/2 + 3 = 6#?
  
• How do you solve #5g+h=g# for g?
  
• How do you solve #2x - 5= x + 10#?
  
• How do you simplify #((3^6)^n times (81)^(2n)) / (3^n)^4#?
  
• How do you simplify #2sqrt121#?
  
• How do you simplify # (4 sqrt12) * (3 sqrt20)#?
  
• How do you simplify #sqrt(y^36)#?
  
• How do you simplify #5 sqrt10 times 2 sqrt8#?
  
• How do you simplify #sqrt(28a^3b^2)#?
  
• What is the distance between #(3, 2)# and # (-2, 4) #?
  
• How do you solve #40 = 4/5u#?
  
• How do you factor the trinomial #6x^2 - 5x - 25#?
  
• How do you simplify #4(3r-8)#?
  
• How do you multiply # 4(x-2)#?
  
• What is the perimeter of a regular hexagon if each side is 6 inches long?
  
• How do you find the sum of the arithmetic sequence given 26+19+12+5+....(-37)?
  
• How do you simplify #2x + 3y + 2(x – y) – 3x#?
  
• What is #5(x-y)-(x-y)#?
  
• How do you factor #15ax - 2y + 3ay - 10x# by grouping?
  
• How do you solve the following system?: #y=2x + 3 , 9y = -3x - 9 #
  
• How do you find the sum of the arithmetic sequence given d= -4, an = 27, and n = 9?
  
• How do you solve for vf in #d=1/2(vf+vi)t #?
  
• How do you solve for x in #x/8=4.5/12#?
  
• How do you solve for y: in #ab = cy#?
  
• How do you factor and solve #3x^2+5x+2=0#?
  
• How do you solve # a^2 - 4a - 21 = 0# by completing the square?
  
• How do you solve #5x^2+21x=-18# using the quadratic formula?
  
• How do you solve the system y = 5x and 2x + 3y = 34?
  
• How do you solve #a/3.2 = .8#?
  
• How do you solve #x/2 + 2/3 = 5/6#?
  
• How do you solve #4(m+3) - 2m = 3(m - 3)#?
  
• How do you factor completely #2x^2-x-10#?
  
• How do you find the slope of (2, –7) and (1, 0)?
  
• What is the slope of the line that contains the points (-4, 3) and (5, 8)?
  
• What is the slope of the line that passes through #(7,3)# and #(7,-5)#?
  
• How do you solve the following system of equations?: #-x – 2y = 12 , 6-7x +y=0#?
  
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