=jeksjskakkjakakaaskskskskskskskdksk
Answer:
Step-by-step explanation:
Hello! To solve for x means to isolate x:
y = x^2 + 7
y - 7 = x^2
sqrt(y - 7) = x
Answer:
x = sqrt(y - 7)
Hope this helps!
The answer is D because you can multiply the second equation by -4