Question

question 5

1. what is the value of y in the solution to the system of equations?

3x + 5y = 30
-3x + 2y = 5
20 pts

Explanation:

Step1: Add the two equations

Adding $-3x + 2y=5$ and $3x + 5y = 30$ eliminates $x$.
$(-3x+2y)+(3x + 5y)=5 + 30$
$7y=35$

Step2: Solve for $y$

Divide both sides of $7y = 35$ by 7.
$y=\frac{35}{7}=5$

Answer:

$5$