The amount of hours you worked would be 7.5, you divide 600 by 80.
5x + 2y = 6
3x + y = 4....multiply by -2
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5x + 2y = 6
-6x - 2y = -8 (result of multiplying by -2)
-------------add
-x = -2
x = 2
5x + 2y = 6
5(2) + 2y = 6
10 + 2y = 6
2y = 6 - 10
2y = -4
y = -4/2
y = -2 <=== here it is
Answer:
27:9 3:1.................
Answer: 4th graph
Step-by-step explanation:
Kevin can cut 2 14-inch long pieces with 2/3 of a foot left.
