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41 votes
41 votes
Solve each system of equation by substitution
Y=3x+19
Y=5x+33

User Bluepnume
by
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1 Answer

14 votes
14 votes

Answer:

x = -7 and y = 5

Explanation:

y = 3x + 19 equation(i)

y = 5x + 33

substitute the value of y

3x + 19 = 5x + 33

3x - 5x = 33 - 19

-2x = 14

x = 14/-2

x = -7

now substitute the value of x in equation (i)

y = 3x + 19

y = 3*-7 + 19

y = -14 + 19

y = 5

User Andy R
by
2.8k points