Answer
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b=17
↓Steps Explained:↓
Solve for b
2b + 13 = 47
Divide each side by 2
| 2b | |
| 2 |
| = |
| 13 |
| 2 |
Group constants
Group our constants 13 and 47.
subtract 13 from both sides
2b + 13 - 13 = 47 - 13
Cancel 13 on the left side:
2b = 34
Divide each side of the equation by 2
| 2b | |
| 2 |
| = |
| 34 |
| 2 |
b = 17
Final Answer
b=17Related Calculators: Literal Equations | Simultaneous Equations | 4 unknowns using Cramers Rule