15(-1/5)-20y=-7

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Solution for 15(-1/5)-20y=-7 equation:


y in (-oo:+oo)

15*(-1/5)-(20*y) = -7 // + 7

15*(-1/5)-(20*y)+7 = 0

15*(-1/5)-20*y+7 = 0

4-20*y = 0 // - 4

-20*y = -4 // : -20

y = -4/(-20)

y = 1/5

y = 1/5

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