16-1/4(30a+45)=-7a-7

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Solution for 16-1/4(30a+45)=-7a-7 equation: 


a in (-oo:+oo)

16-((1/4)*(30*a+45)) = -7*a-7 // + -7*a-7

7-((1/4)*(30*a+45))-(-7*a)+16 = 0

(-1/4)*(30*a+45)+7*a+7+16 = 0

7*a-1/4*(30*a+45)+7+16 = 0

7*a-1/4*(30*a+45)+7+16 = 0

7-1/2*a-45/4+16 = 0

16-1/2*a-17/4 = 0

47/4-1/2*a = 0

47/4-1/2*a = 0

47/4-1/2*a = 0 // - 47/4

-1/2*a = -47/4 // : -1/2

a = -47/4/(-1/2)

a = 47/2

a = 47/2

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