Question

A)4y = 30 - 18
B)5z - 6 = z + 14
C) x - 1 + 12 = 7x - 25
D) - 5 + y = 23 ​

Answer 1

A) 4y = 30 - 18
4y = 12
y = 12/4
y = 3


B) 5z - 6 = z + 14
5z - z = 14 + 6
4z = 20
z = 5


C) x - 1 + 12 = 7x - 25
11 + 25 = 7x - x
36 = 6x
x= 6


D) -5 + y = 23
y = 23 + 5
y = 28