Solve 7x + 10 = 59
The solution of 7x + 10 = 59 is x = 7.
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 10 from both sides:
- 3
Divide both sides by 7:
- 4
Check: put x = 7 back into the equation.
LaTeX source of the formulas on this page
\[ 7x + 10 = 59\ \Rightarrow\ x = 7 \]
\[ 7x + 10 = 59 \]
\[ 7x + 10 - 10 = 59 - 10 \ \Rightarrow\ 7x = 49 \]
\[ \frac{7x}{7} = \frac{49}{7} \ \Rightarrow\ x = 7 \]
\[ 7\cdot7 + 10 = 49 + 10 = 59 \checkmark \]Trying values of x in 7x + 10 = 59
| x | 7x + 10 | Equals 59? |
|---|---|---|
| 5 | 45 | no |
| 6 | 52 | no |
| 7 | 59 | yes |
| 8 | 66 | no |
| 9 | 73 | no |
Questions
What is x in 7x + 10 = 59?
The solution of 7x + 10 = 59 is x = 7.
How do you solve 7x + 10 = 59?
Subtract 10 from both sides to get 7x = 49, then divide both sides by 7 to get x = 7.
How do I check the answer?
Replace x by 7: 7(7) + 10 = 59, which is 59.