7(8+5a)=-84

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Solution for 7(8+5a)=-84 equation: 


a in (-oo:+oo)

7*(5*a+8) = -84 // + 84

7*(5*a+8)+84 = 0

7*(5*a+8)+84 = 0

35*a+140 = 0

35*a+140 = 0

35*a+140 = 0 // - 140

35*a = -140 // : 35

a = -140/35

a = -4

a = -4

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