Question

Simplify by making mathematical expressions:
a) The sum of 48 and itself, its half and half of the half is added to 18.
b) 9 is substracted from 5 times 3 and 10 is added

Answer 1

Answer:

Step-by-step explanation:

a) x+1/2x+18=48

2x+1x/2=48-18

3x/2=30  

3x=60  

x=20

b) (5*3-9)+10

(15-9)+10

6+10

16