How do you solve $(p+10)/(p-7)=8/9$ ?

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Answer 1 · 2016-09-07T21:33:29

$p= -146$

If you have an equation with ONE fraction on each side, you can get rid of the fractions by cross-multiplying.

$(p+10)/(p-7)= 8/9$

$9(p+10) = 8(p-7) " " larr " No fractions!"$

$9p +90 = 8p-56$

$9p-8p = -56-90$

$p = -146$

How do you solve (p+10)/(p-7)=8/9(p+10)/(p-7)=8/9?