3 years ago

What is 12a =? Talking about Math :/

Mathematics

1 answer:

frosja888 [35]3 years ago

4 0

Answer: 12a=48

Step-by-step explanation:

4a+6b=10

4a=10-6b

a=(10-6b)/4

a=(5-3b)/2

2a-4b=12

2((5-3b)/2)-4b=12

(5-3b)-4b=12

5-7b=12

-7b=7

b=-1

2a-4b=12

2a-4(-1)=12

2a+4=12

2a=8

a=4

a=4, b=-1

12a=48

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What is 12a =? Talking about Math :/​

What is 12a =? Talking about Math :/