Evaluate the expression if x=4 and y=72x(3y-4x)^2
1 answer:
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Answer:
2) Add 21 to both sides
Step-by-step explanation:
When solving for
, our goal to isolate
such that we have
set equal to something.
Therefore, we want to start by adding 21 to both sides. This leaves us with and we are one step closer to isolating
.