Question

ase 1
Resolva as equações:
2x+5=11
7x-1=20
x²=100
21x-17=109
9+4=x

Fase 2
Resolva as equações:
8 -2x=0
50/x=10
73x+100=53x
6+3x=18
2x+2x=24

Answer 1

Resposta:

Explicação passo a passo:

2x+5=11 -> x= 3

7x-1=20 -> x= 3

x²=100 -> x= 10

21x-17=109 -> x= 6

9+4=x  -> x= 13

8 -2x=0 -> x= 4

50/x=10 -> x= 5

73x+100=53x -> x= -5

6+3x=18 -> x= 4

2x+2x=24 -> x= 6