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5 votes
y = –5x + 30 x = 10 What is the solution to the system of equations? (–20, 10) (10, –20) (10, 4) (4, 10)

User Joscha
by
7.1k points

2 Answers

5 votes

Answer:

(10, - 20 )

Explanation:

Given the 2 equations

y = - 5x + 30 → (1)

x = 10 → (2)

Since the value of x is given substitute x = 10 into (1) for y

y = - 5(10) + 30 = - 50 + 30 = - 20

Solution is (10, - 20 )

User Eactor
by
6.6k points
4 votes

Answer:

(10, -20)

Explanation:

y = –5x + 30

x = 10

------

x=10 ⇒ y= -5*10+30= -20

Then solution is (10, -20)

User Randal
by
7.1k points
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