What is the result of substituting for y in the bottom equation?
y=x-7
y=2+2x-4

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Me asap! what is the slope of this line? enter your answer in the box.

This is about circle theorems. someone asap : (