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Q.
What is the simplified result of following the steps below in order? 1.Add 5y to 2x 2.Multiply the sum by 3 3.Substract x+y from the product
A.
5x + 14y
B.
5x + 16y
C.
5x + 5y
D.
None
View Answer
Correct choice: A
Explanation:
Step 1 :2x + 5y Step 2 :3(2x + 5y) = 6x + 15y Step 3 :(6x + 15y) - (x +y) = 6x + 15y - x - y (watch that last minus sign!) This gives 5x + 14y
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