Does anyone know this ?? pls help. i will give u brainliest and 15 points

x=8.57

y=9.8

Step-by-step explanation

for y:

7/5=1.4

1.4*7=9.8

for x

12/1.4=8.57

step-by-step explanation:

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x