Well we know that total percentages always equals 100 so x + 45 = 100. You should get x = 55%
Answer:
x = 16
Step-by-step explanation:
(x+2) + (7x+2) + (3x) = 180
<em>Add like terms</em>
7x + x + 3x = 11x
2 + 2 = 4
11x + 4 = 180
<em>Subtract 4</em>
11x + 4 = 180
11x = 176
<em>Divide by 11</em>
11x = 176
x = 16
Answer:
Y=x^2-2x-8
Step-by-step explanation:
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Your equation should be 5 - r + 2 = 3.