|
Question 817313: A 18-foot board is cut into two pieces. Four times the length of the shorter piece is 2ft more than the length of the longer piece. Find the length of the longer piece.
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! 4a = b + 2
a + b = 18
b = 18 - a
---
4a = b + 2
4a = 18 - a + 2
5a = 20
---
a = 4 ft
b = 14 ft
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Convert fractions, decimals, and percents:
https://sooeet.com/math/fraction-decimal-percent.php
---
Calculate and graph the linear regression of any data set:
https://sooeet.com/math/linear-regression.php
|
|
|
| |
