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Arte-miy333 [17]
3 years ago
14

What is the solution of the system? Use elimination. 5x = -30 + 5y 20y = 105 + 5x 0 (-1,4) D5, 20) KO (-1, 5) (5.-1)​

Mathematics
1 answer:
user100 [1]3 years ago
6 0
<h2>Answer:</h2>

First, we will use elimination to solve for y.

5x = -30 + 5y\\20y = 105 + 5x\\\\5x - 5y = -30\\-5x + 20y = 105\\\\15y = 75\\\\y = 5

Now, we will use what we got for y to solve for x.

5x = -30 + 5(5)\\\\5x = -30 + 25\\\\5x = -5\\\\x = -1

Solution:

(-1, 5)

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