Solve 6x + 7 = 37
The solution of 6x + 7 = 37 is x = 5.
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 7 from both sides:
- 3
Divide both sides by 6:
- 4
Check: put x = 5 back into the equation.
LaTeX source of the formulas on this page
\[ 6x + 7 = 37\ \Rightarrow\ x = 5 \]
\[ 6x + 7 = 37 \]
\[ 6x + 7 - 7 = 37 - 7 \ \Rightarrow\ 6x = 30 \]
\[ \frac{6x}{6} = \frac{30}{6} \ \Rightarrow\ x = 5 \]
\[ 6\cdot5 + 7 = 30 + 7 = 37 \checkmark \]Trying values of x in 6x + 7 = 37
| x | 6x + 7 | Equals 37? |
|---|---|---|
| 3 | 25 | no |
| 4 | 31 | no |
| 5 | 37 | yes |
| 6 | 43 | no |
| 7 | 49 | no |
Questions
What is x in 6x + 7 = 37?
The solution of 6x + 7 = 37 is x = 5.
How do you solve 6x + 7 = 37?
Subtract 7 from both sides to get 6x = 30, then divide both sides by 6 to get x = 5.
How do I check the answer?
Replace x by 5: 6(5) + 7 = 37, which is 37.