Solve 11x + 8 = 52
The solution of 11x + 8 = 52 is x = 4.
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 8 from both sides:
- 3
Divide both sides by 11:
- 4
Check: put x = 4 back into the equation.
LaTeX source of the formulas on this page
\[ 11x + 8 = 52\ \Rightarrow\ x = 4 \]
\[ 11x + 8 = 52 \]
\[ 11x + 8 - 8 = 52 - 8 \ \Rightarrow\ 11x = 44 \]
\[ \frac{11x}{11} = \frac{44}{11} \ \Rightarrow\ x = 4 \]
\[ 11\cdot4 + 8 = 44 + 8 = 52 \checkmark \]Trying values of x in 11x + 8 = 52
| x | 11x + 8 | Equals 52? |
|---|---|---|
| 2 | 30 | no |
| 3 | 41 | no |
| 4 | 52 | yes |
| 5 | 63 | no |
| 6 | 74 | no |
Questions
What is x in 11x + 8 = 52?
The solution of 11x + 8 = 52 is x = 4.
How do you solve 11x + 8 = 52?
Subtract 8 from both sides to get 11x = 44, then divide both sides by 11 to get x = 4.
How do I check the answer?
Replace x by 4: 11(4) + 8 = 52, which is 52.