What is the value of y in the solution to the system of equations?x + y = 12x – 3y = –30
1 answer:
X + y = 12 . . . . . . . . (1)
x - 3y = -30 . . . . . . . (2)
(1) - (2): 4y = 42
y = 10.5
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Answer:
3x + 19 = 10x - 23
7x = 42
X = 6
180 - (2×37) = 106
9/2 or 4.5
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Answer:
x = 3
So,
PQ= 5
RS=6
Step-by-step explanation:
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