Answer:
y=3x-2..... i
x-y=4...... ii
x-4=y
Substituting the value of y in equation i,
x-4=3x-2
2-4=3x-x
-2=2x
x=-1.
From ii,
-1-4=y
y=-5.
x=-1, y=-5
Step-by-step explanation:
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Answer:
x will be 120 degrees
Step-by-step explanation:
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In 4 hours Zaps rental car charges $60 dollars and in 4 hours Easy car rental charges $59.5. So in 4 hours it is less expensive to rent from Easy car rental.
4(c+12)=2c+18
4c+12c=2c+18
4c-2c=18-48
2c=-30
c= -30/2
c= -15