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anyanavicka [17]
2 years ago
12

Solve the following system of equations using substitution x = 4 2x + 4y = 36

Mathematics
2 answers:
DiKsa [7]2 years ago
7 0
Just plug in 4 for the x

2*4 +4y =36
8+4y =36
4y =36-8
4y=28
y= 28/4
y=7
Ivahew [28]2 years ago
5 0

Step-by-step explanation:

2x + 4y = 36

2 × 4 + 4y = 36

8 + 4y = 36

4y = 36 - 8

4y = 28

y = 28 ÷ 4

y = 7

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