4x - 5 + 1 = 8
Add +5 - 1 to both sides of the equation.
4x -5 +1 + 5 - 1 = 8 + 5 -1
4x = 12
Divide both sides of the equation by 4.
4x/4 = 12/4
x = 12/4 = 3
3 plus 1 plus 4 equals 8
true
22
42
2048
4+1=5. Plus 4 equals 9. Plus 77685769844446473 equals 77685769844446482. Plus 3 equals 77685769844446485. Plus 8 equals 77685769844446493. Plus 1 equals 77685769844446494. Plus 9870998342523322424 equals 1064785604097768918. Plus 4 equals 1064785604097768922.
Commutative Property
The Commutative property.
20
-1
13
Yes, it is true.