Solve 11x + 7 = ā59
The solution of 11x + 7 = ā59 is x = -6.
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 11:
- 4
Check: put x = -6 back into the equation.
LaTeX source of the formulas on this page
\[ 11x + 7 = -59\ \Rightarrow\ x = -6 \]
\[ 11x + 7 = -59 \]
\[ 11x + 7 - 7 = -59 - 7 \ \Rightarrow\ 11x = -66 \]
\[ \frac{11x}{11} = \frac{-66}{11} \ \Rightarrow\ x = -6 \]
\[ 11\cdot(-6) + 7 = -66 + 7 = -59 \checkmark \]Trying values of x in 11x + 7 = ā59
| x | 11x + 7 | Equals -59? |
|---|---|---|
| -8 | -81 | no |
| -7 | -70 | no |
| -6 | -59 | yes |
| -5 | -48 | no |
| -4 | -37 | no |
Questions
What is x in 11x + 7 = ā59?
The solution of 11x + 7 = ā59 is x = -6.
How do you solve 11x + 7 = ā59?
Subtract 7 from both sides to get 11x = -66, then divide both sides by 11 to get x = -6.
How do I check the answer?
Replace x by -6: 11(-6) + 7 = -59, which is -59.