book Maths Puzzle Numerical Ability

5x+1-3x9x+10-2x+4

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book Other Question

Find the slope of a line perpendicular to the line y=-3 and passing through (3,4) express your answer in slope intercept form.

Thanks Caroline
These are so difficult for me and I have over 75 to do. Can someone help me? Thank you!

This is a hard one!!!!

must solve and show work

x(x-3) + 4x-3 = 8x + x(3+x)