Question

Resovam essas duas equaçoes pra mim ,please!

B) \fanc{x}{2}+4=16

D) 2(x+5)=20

Answer 1

b)
$\frac{x}{2} +4=16$
$\frac{x}{2}=16-4$
$\frac{x}{2} =12$

x=24

b)
2(x+5)=20
2x+10=20
2x=20-10
2x=10
x=10/2
x=5