2 years ago

What is the answer to this question 3a - 15 = 6

Mathematics

2 answers:

Aleks04 [339]2 years ago

8 0

Answer:

a=7

Step-by-step explanation:

1) Add 15 to both sides

3a=6+15

2) Simplify 6+156+15 to 21

a=21/3

3) Simplify the fraction 21/3 to 7.

a=7

zepelin [54]2 years ago

3 0

A=7

3a-15=6

+15 +15

(So add 15 to both sides)

3a=21

———

(Divide both sides by 3)

A=7

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