Question 817504: This is a question on my homework and I totally blacked out on what I was supposed to do.
3x+5y=26
2x-y=13
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! use elimination:
---
original:
3x + 5y = 26
2x - y = 13
---
3x + 5y = 26
10x - 5y = 65
---
add:
13x = 91
---
x = 7
y = 1
---
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
|
|
|
