Solve 6x + 6 = 24
The solution of 6x + 6 = 24 is x = 3.
How to work it out
- 1
The goal is to get x alone. Undo the operations in the opposite order: first the addition, then the multiplication.
- 2
Subtract 6 from both sides:
- 3
Divide both sides by 6:
- 4
Check: put x = 3 back into the equation.
LaTeX source of the formulas on this page
\[ 6x + 6 = 24\ \Rightarrow\ x = 3 \]
\[ 6x + 6 = 24 \]
\[ 6x + 6 - 6 = 24 - 6 \ \Rightarrow\ 6x = 18 \]
\[ \frac{6x}{6} = \frac{18}{6} \ \Rightarrow\ x = 3 \]
\[ 6\cdot3 + 6 = 18 + 6 = 24 \checkmark \]Trying values of x in 6x + 6 = 24
| x | 6x + 6 | Equals 24? |
|---|---|---|
| 1 | 12 | no |
| 2 | 18 | no |
| 3 | 24 | yes |
| 4 | 30 | no |
| 5 | 36 | no |
Questions
What is x in 6x + 6 = 24?
The solution of 6x + 6 = 24 is x = 3.
How do you solve 6x + 6 = 24?
Subtract 6 from both sides to get 6x = 18, then divide both sides by 6 to get x = 3.
How do I check the answer?
Replace x by 3: 6(3) + 6 = 24, which is 24.