Solve algebraically x-5=x^2+5x-17

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)