Question

7a + 10 = 10a - 20
WHAT IS ANSWER

Answer 1

Answer:

7a+10=10a-20

10a-7a=10+20

3a=30

a=10

Answer 2

Answer:

$\huge\bigstar\underline\bold{Answer:}$

• 7a + 10 = 10a - 20

• 7a - 10a = -20 - 10

• -3a = -30

• a = -30/-3

• a = 10