exam Maths Puzzle Numerical Ability

I need help with these problems thank you

x=2y-7
3x+2y=-5

x-y=5
2x=2y+14

Read Solution (Total 0)

exam Other Question

Please expain how to do this

Let f(x) =x3 -8x2 + 17x -9. Use the factor theorem to find other solutions to f(x)- f(1) = 0, beside x =1. My teacher assigned us a science project about the relationship between the height of ink being dropped on a piece of paper, and the diameter of the splatter. Apparently, we are su