3 years ago

Solve the system of linear equations by substitution 4x − 2y = 16, 2x + y = 5

Mathematics

1 answer:

cupoosta [38]3 years ago

3 0

Answer: x = 3.25, y = -1.5

Step-by-step explanation:

y = -2x + 5

4x - 2(-2x + 5) = 16

4x + 4x - 10 = 16

8x = 26

x = 3.25

2(3.25) + y = 5

y = -1.5

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