X = 9
you multiply both sides by 3 because you have to get rid of it and what you do to one side you do to the other then you divide both sides by 2 to isolate the variable. i hope that makes sense.
I’m kind of in a rush so I’m not sure about these answers to be honest . But I THINK 7 is c?? And 8 might be 30? You might want to wait for someone else to answer just in case
The answer is B. x=-7
Explanation:
I just substituted x for all of the answer choices until I found the right one.
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So y=mx+b
m=slope
y=-3x+b
subsitutue 1 for x and 4 for y
4=-3(1)+b
4=-3+b
add 3 to both sides
7=b
the equaiton is y=-3x+7
Answer:
the fourth one
Step-by-step explanation:
hope it helped!!!