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:
10 units
Step-by-step explanation:
Formula to find the distance between two points 
and 
is,
d = 
Distance between two points (0, -7) and (-6, 1) will be,
d = 
= 
= 
= 10
Therefore, distance between the given points is 10 units.
Answer:
the correct answer is x=-4
Step-by-step explanation:
the mistake he made is writing 1/4x=-10 instead of 1/4x=-1
He should have wrote -1 instead of -10
Answer:
6.8 hours of pool use for a total monthly charge of $69.80
Step-by-step explanation:
6.8(6)+29=69.80
