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KatRina [158]
3 years ago
5

Find the solution to the following system of equations using substitution:

Mathematics
2 answers:
galina1969 [7]3 years ago
6 0

Answer:

x = 5 and y = 1

Step-by-step explanation:

x - 3y = 2 then x = 2 + 3y

Substituting x in: 2x + 5y = 15

2*(2 + 3y) + 5y = 15

4 + 6y + 5y = 15

11y = 15 - 4

11y = 11

y = 11/11

y = 1

Then

x = 2 + 3y

x = 2 + (3*1)

x = 2 + 3

x = 5

I hope it's clear

vichka [17]3 years ago
5 0

Answer:

x = 5

y =1

Step-by-step explanation:

following image will help you understand this:

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