Question

me ayudan plisssssss​

Answer 1

Explicación paso a paso:

5x-35=180

5x=215

x=43

Answer 2

Respuesta:

9.

$2x - 15 + x + 10 + 2x - 30 = 180 \\ 5x - 35 = 180 \\ 5x = 180 + 35 \\ 5x = 215 \\ x = \frac{215}{5} \\ x = 43$

10.

$x + 20 + 90 + 2x + 20 = 180 \\ 3x + 130 = 180 \\ 3x = 180 - 130 \\ 3x = 50 \\ x = \frac{50}{3} \\x = 16.6$