Solve 12x + 2 = 194
The solution of 12x + 2 = 194 is x = 16.
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 2 from both sides:
- 3
Divide both sides by 12:
- 4
Check: put x = 16 back into the equation.
LaTeX source of the formulas on this page
\[ 12x + 2 = 194\ \Rightarrow\ x = 16 \]
\[ 12x + 2 = 194 \]
\[ 12x + 2 - 2 = 194 - 2 \ \Rightarrow\ 12x = 192 \]
\[ \frac{12x}{12} = \frac{192}{12} \ \Rightarrow\ x = 16 \]
\[ 12\cdot16 + 2 = 192 + 2 = 194 \checkmark \]Trying values of x in 12x + 2 = 194
| x | 12x + 2 | Equals 194? |
|---|---|---|
| 14 | 170 | no |
| 15 | 182 | no |
| 16 | 194 | yes |
| 17 | 206 | no |
| 18 | 218 | no |
Questions
What is x in 12x + 2 = 194?
The solution of 12x + 2 = 194 is x = 16.
How do you solve 12x + 2 = 194?
Subtract 2 from both sides to get 12x = 192, then divide both sides by 12 to get x = 16.
How do I check the answer?
Replace x by 16: 12(16) + 2 = 194, which is 194.