Question

a) 4x-25=75
b)80-x=35.5
c)x/5+10=30
d)56-3x=38
#helpmy.

Answer 1

A) 4x - 25= 75
4x. = 75+25
4x=100
x=100/4
x=25

B)80-x= 35.5
80-35.5=x
x=44.5

C)x/5+10=30
x/5=30-10
X/5=20
X=20*5. (*= multiplicar)
X=100

D) 56-3x=38
56-38=3x
18=3x
18/3=x
X=6