Solve 5x ā 6 = ā26
The solution of 5x ā 6 = ā26 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 subtraction, then the multiplication.
- 2
Add 6 to both sides:
- 3
Divide both sides by 5:
- 4
Check: put x = -4 back into the equation.
LaTeX source of the formulas on this page
\[ 5x - 6 = -26\ \Rightarrow\ x = -4 \]
\[ 5x - 6 = -26 \]
\[ 5x - 6 + 6 = -26 + 6 \ \Rightarrow\ 5x = -20 \]
\[ \frac{5x}{5} = \frac{-20}{5} \ \Rightarrow\ x = -4 \]
\[ 5\cdot(-4) - 6 = -20 - 6 = -26 \checkmark \]Trying values of x in 5x ā 6 = ā26
| x | 5x ā 6 | Equals -26? |
|---|---|---|
| -6 | -36 | no |
| -5 | -31 | no |
| -4 | -26 | yes |
| -3 | -21 | no |
| -2 | -16 | no |
Questions
What is x in 5x ā 6 = ā26?
The solution of 5x ā 6 = ā26 is x = -4.
How do you solve 5x ā 6 = ā26?
Add 6 to both sides to get 5x = -20, then divide both sides by 5 to get x = -4.
How do I check the answer?
Replace x by -4: 5(-4) ā 6 = -26, which is -26.