56=8*7=2^3*7=2*2*2*7
Hope that helped
5) slope is y=mx+b
3) cross the y-axis
1) perpedicular to the y-axis
4) parallel
sorry it's in a random order and idk #2
-18.9, -18.33, -6.111, -2.47, 2.99, 6.55, 7.4, 7.66
If your equation is ...

then it has no real solutions, and certainly no integer solutions.
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The attached graph show the left side is never equal to the right side of this equation for any real values of t.