5 ( 2 z - 1) - 4 ( z + 9 ) = 4 ( z + 1 ) =
5 * 2 z - 5 * 1 - 4 * z - 4 * 9 = 4 * z + 4 * 1
10 z - 5 - 4 z - 36 = 4 z + 4
6 z - 41 = 4 z + 4 Subtract 4 z to both sides
6 z - 41 - 4 z = 4 z + 4 - 4 z
2 z - 41 = 4 Add 41 to both sides
2 z - 41 + 41 = 4 + 41
2 z = 45
5(2z-1)-4(z+9)=4(z+1)
type an intriguer or a simplified fraction this is a liner equation
1 answer