Question

Calcule o valor de x no triângulos abaixo:

70+x+x=180
fica 110?


calcule o valor de x no retângulo abaixo:
2×+5x+3x =90

Answer 1

1)
70+x+x=180
2x=180-70
2x=110
x=110/2
x=55

2)
2x+5x+3x=90
10x=90
x=90/10
x=9

Answer 2

1. 70+x+x=180
2x = 180-70
2x = 110
x = 110/2
x=55

2. 2x+5x+3x=90
10x=90
x=90/10
x=9

Bons estudos! ღ'ᴗ'ღ