4y + 10 = -18
4y = -28
y = -7
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8 + 5y = 18 Therefore, 5y = 10 y = 10/5 y = 2
9y+3 = 5y+13 9y-5y = 13-3 4y = 10 y =2.5
7x + 5y 7(3) + 5(2) 21 + 10 = 31
x=0 y=2
2x - 5y = -10 So 5y = 2x + 10 and therefore y = (2/5)*x plus something So the slope is 2/5 or 0.4