Simply the expression: 7x (1-9)?

3 Answers
Josephine
Apr 22, 2018

-56x

Explanation:

Using the order of operations, we know we need to do the stuff inside the parentheses first, so we find that
1−9 is -8. Then we multiply -8*7x to get -56x,(-8⋅7=-56),

Meave60
Apr 22, 2018

7xx(1-9)=color(blue)(-56

Explanation:

If you mean 7xx(1-9):

Follow the order of operations as indicated by the acronym PEMDAS:

  1. Parentheses/brackets
  2. Exponents/powers
  3. Multiplication and Division in order from left to right.
  4. Addition and Subtraction in order from left to right.

In the expression 7xx(1-9), first simplify (1-9) to -8.

7xx(-8)

Now multiply.

7xx(-8)=-56

Meave60
Apr 22, 2018

7xx(1-9)=color(blue)(-56

Explanation:

If you mean 7xx(1-9), follow the order of operations as indicated by the acronym PEMDAS.

  1. Parentheses/brackets
  2. Exponents/radicals
  3. Multiplication and Division in order from left to right.
  4. Addition and Subtraction in order from left to right.

7xx(1-9)

Simplify (1-9) to -8.

7xx-8

Multiply.

-56

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