Question

2x+3=x-4

4x+2=2x+5

y+3=y-4

4y+4=2y+6

Answer 1

Explicación paso a paso:

2x+3=x-4

2x - X = -4 -3

X = -7

4x+2=2x+5

4x - 2x = 5 - 2

2x = 3

X = 3 ÷ 2

X = 1,5

y+3=y-4

y - y = -4 -3

= -7

4y+4=2y+6

4y - 2y = 6 - 4

2y = 2

y = 2 ÷ 2

y = 1