Question

4(a+1)=4
a+1=1
Add 4 to both sides
Subtract 4 from both sides
Multiply both sides by 4
Divide both sides by 4
Combine like terms
a=
Subtract 1 from both sides

Answer 1

Start with: 4(a + 1) = 4

1. Divide both sides by 4: (4(a+1))/4 = 4/4 → a + 1 = 1
2. Subtract 1 from both sides: a + 1 − 1 = 1 − 1 → a = 0

Check: 4(0 + 1) = 4(1) = 4, so a = 0 is correct.