7(-7a-7)=-147

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Solution for 7(-7a-7)=-147 equation: 


a in (-oo:+oo)

7*(-7*a-7) = -147 // + 147

7*(-7*a-7)+147 = 0

7*(-7*a-7)+147 = 0

98-49*a = 0

98-49*a = 0

98-49*a = 0 // - 98

-49*a = -98 // : -49

a = -98/(-49)

a = 2

a = 2

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