15-a/3 =-9

It looks like (without parenthesis):

a

15

**-**--- = -9 3

multiply both sides by 3

45

**-**a = -27subtract 45 from both sides

-a = -72

divide each side by -1

a = 72

15-a/3 =-9

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Oklahoma City, OK

It looks like (without parenthesis):

a

15 **-** --- = -9

3

multiply both sides by 3

45 **- **a = -27

subtract 45 from both sides

-a = -72

divide each side by -1

a = 72

Hallandale, FL

Dear C., you have to use parentheses to avoid double reading!!!!

(15 - a) / 3 = - 9

15 - a

---------- = - 9

3

15 - a = - 27

- a = - 27 - 15

- a = - 42

a = 42

(15 - a) / 3 = - 9

15 - a

---------- = - 9

3

15 - a = - 27

- a = - 27 - 15

- a = - 42

a = 42

Asbury Park, NJ

15 - a/3 = -9

multiply by -3 to get:

-45 + a = 27, then just add 45 to both sides to get:

a = 72

Your Answer is, a = 72

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