There were 240 girls and 360 boys at the playground what percentage of children were girls. Things you need to have

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When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?