A sign say that the price marked on all music equipment is 30% off the original price. You buy an electrical guitar for the sale
1 answer:
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Answer:
D.
Step-by-step explanation:
Recall the slope is change of y over change of x which in this case the change in x is 1 while the change in y is 2 since the 's are going up by 2 while the
's are going up by 1.
So the slope is 2.
The one equation with slope 2 is D.
The answer is most likely D.
Let's check.
while
.
while
.
while
.
while
.
Also notice the is doubled (multiplied by 2) to get
.