Solution: y=2x-11
Step by step solution:
f(x)=(x+1)2-7
f(x)=2x+2-7
f(x)=2x-5
y=2x-5
When it’s translated 3 to the right the y intercept is 3 less if the slope is 1, but since the slope is 2 there the difference is 6, so the y intercept is 6 less than it was before
y=2x-11