3 years ago

Can anyone help me on this expression triangle

1 answer:

5 0

Answer:

3a+7=5a-3

5a-3a=3+7

2a=10

a=5

Again

6b-5=2b+9

6b-2b=5+9

4b=14

b=14/4=7/2

Step-by-step explanation:

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