Solve 5x + 1 = 6
The solution of 5x + 1 = 6 is x = 1.
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 1 from both sides:
- 3
Divide both sides by 5:
- 4
Check: put x = 1 back into the equation.
LaTeX source of the formulas on this page
\[ 5x + 1 = 6\ \Rightarrow\ x = 1 \]
\[ 5x + 1 = 6 \]
\[ 5x + 1 - 1 = 6 - 1 \ \Rightarrow\ 5x = 5 \]
\[ \frac{5x}{5} = \frac{5}{5} \ \Rightarrow\ x = 1 \]
\[ 5\cdot1 + 1 = 5 + 1 = 6 \checkmark \]Trying values of x in 5x + 1 = 6
| x | 5x + 1 | Equals 6? |
|---|---|---|
| -1 | -4 | no |
| 0 | 1 | no |
| 1 | 6 | yes |
| 2 | 11 | no |
| 3 | 16 | no |
Questions
What is x in 5x + 1 = 6?
The solution of 5x + 1 = 6 is x = 1.
How do you solve 5x + 1 = 6?
Subtract 1 from both sides to get 5x = 5, then divide both sides by 5 to get x = 1.
How do I check the answer?
Replace x by 1: 5(1) + 1 = 6, which is 6.