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Solve the system of equations using substitution

2x+2y=38
y=x+7

2 Answers

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solve the system of equations using substitution

2x+2y=38

y=x+7

Answer:

x= 6, y= 13

User Sigmatics
by
9.1k points
4 votes

Answer:

x = 6 and y = 13

Explanation:

2x + 2y = 38 ⇒ eq 1

y = x + 7 ⇒ eq 2

Substituting the value of y from eq 2 in 1:

2x + 2(x + 7) = 38

2x + 2x + 14 = 38

4x = 24

x = 24/4

x = 6

Now substituting the value of x in eq 2:

y = ( 6 ) + 7

y = 13

User KenFar
by
8.1k points

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