Question

I NEED THE ANSWER ASAP

Find the solution to the following system by substitution.

2x + y = 20
y = 2x

A. (10,0)
B. (0,20)
C. (5, 10)
D. (10, 20)

Answer 1

The answers are A and c

Answer 2

Answer:

(5, 10)

Explanation:

2x + y = 20

y = 2x

2x + 2x = 20

4x = 20

x = 20/4

x = 5

2(5) + y = 20

10 + y = 20

y = 10

Solution: (5, 10)