Question

if -4(x-5)=-30 then -2x+3=

Answer 1

-4(x-5) = - 30
-4x + 20 = - 30
-4x = - 30-20
4x = - 50
x = 25/2

Now,
-2x+3 =
= - 2*25/2 +3
= - 22

Answer 2

heya,
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-4(x-5)= -30
-4x + 20 = -30
hence,
x = -50/-4 = 12.5-----------------(1)

-2x + 3 = ?
-2(12.5) + 3 = ?
-25 + 3 =?
= -22
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hope this aided u,
cheers