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Mathematics 19 Online
OpenStudy (anonymous):

(Will fan and medal) (1) 7m2 + 6.5n – 4n + 2.5m2 – n = 9.5 m^2+1.5 n (2) u/z+xy^2, for u=20,x=4,and z=10. = 4 y^2+2 (3) –(8d – 3w) = -8 d + 3 w As you can see I already have the answers. I really need help explaining the step by step process though. I've always been bad at it. I was hoping someone could help me.

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