Solve the following system:
2 answers:
Answer:
B (3 ; 6)
Step-by-step explanation:
y = x + 3
4x + y = 18
4x + x + 3 = 18
5x = 18 - 5
5x = 15
x = 15 : 5
x = 3
y = x + 3
y = 3 + 3
y = 6
Answer:
B. (3, 6)
Step-by-step explanation:
y = x + 3
4x + y = 18
4x + x + 3 = 18
5x = 18 - 3
5x = 15
x = 3
y = x + 3 = 3 + 3 = 6
(3, 6)
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