Simplifying
3x + 7 = 22
Reorder the terms:
7 + 3x = 22
Solving
7 + 3x = 22
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-7' to each side of the equation.
7 + -7 + 3x = 22 + -7
Combine like terms: 7 + -7 = 0
0 + 3x = 22 + -7
3x = 22 + -7
Combine like terms: 22 + -7 = 15
3x = 15
Divide each side by '3'.
x = 5
Simplifying
x = 5
Answer:
x=5
Step-by-step explanation:
solution,
3x+7=22
or,3x=22-7
or,3x=15
or,x=15/3
:×=5
