Question

solve X upon 3 + 1 equals to 7.5 find the X value

Answer 1

x=7.5×3+1
x=7.5×4
x=30

Answer 2

x/3+1=7.5
=>x+3/3=75/10
=>10(x+3)=75×3
=>10x+30=365
=>10x=365-30
=>10x=335
=>x=335/10
=>x=33.5