The right answer is Option B.
Step-by-step explanation:
Given system of equations is;
7x-10y=12
8y-x=11
The first step in elimination method is to make one of the variables same to eliminate it, but in this case, we will first rewrite the equations so that alike variables are in same order.
Therefore,
First step is rewrite the equations so like variables are in the same order.
The right answer is Option B.
Keywords: linear equation, elimination method
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Answer:
The answer is 85.55
Times=multiply (×)
If the answer helps you PLEASE mark me as brainliest
Discount is:
$42* (30/100)= $12.60
$42 -$12.60= $29.40
The sweater will cost $29.40 after the discount~
3 degrees.
Supplementary= angles add up to 180 degrees.
180-177= 3
