Question

1) -5x+2=x-3
2) 6x+1=x
3) 1/4(x-1/2)=1/2x
4) -x-7=10
5) 2x+6=x-5
6) 3x-7=2x+4
plis na juz
kreska / to ułamek

Answer 1

1) -5x+2=x-3
2 + 3 = x + 5x
5 = 6x
x = 5/6

2) 6x+1=x
6x - x = -1
5x = -1
x = -1/5

3) 1/4(x-1/2)=1/2x
x - 1/2 = 1/2x * 4
x - 1/2 = 2x
2x -x = - 1/2
x = - 1/2

4) -x-7=10
-x = 10 + 7
-x = 17
x = - 17

5) 2x+6=x-5
2x - x = -5 - 6
x = -11

6) 3x-7=2x+4
3x - 2x = 4 + 7
x = 11