1) -6(x+2)=4x-17
– 6x – 12 = 4x – 17
– 6x – 4x = – 17 + 12
-10x = -5
x = 0.5
2) (18x-19)-(4-7x)=-73
18x – 19 – 4 + 7x = – 73
18x + 7x = – 73 + 4 + 19
25x = -50
x = -2
3) 10x+3(7-2x)=13+2x
10x + 21 – 6x = 13 + 2x
10x – 6x – 2x = 13 – 21
2x = -8
x = -4
4) -3(4-5y)+2(3-6y)=-3,9
– 12 + 15y + 6 – 12y = – 3.9
15y – 12y = – 3,9 – 6 + 12
3y = 2.1
y = 0.7
1) -6(x+2)=4x-17
– 6x – 12 = 4x – 17
– 6x – 4x = – 17 + 12
-10x = -5
x = 0.5
2) (18x-19)-(4-7x)=-73
18x – 19 – 4 + 7x = – 73
18x + 7x = – 73 + 4 + 19
25x = -50
x = -2
3) 10x+3(7-2x)=13+2x
10x + 21 – 6x = 13 + 2x
10x – 6x – 2x = 13 – 21
2x = -8
x = -4
4) -3(4-5y)+2(3-6y)=-3,9
– 12 + 15y + 6 – 12y = – 3.9
15y – 12y = – 3,9 – 6 + 12
3y = 2.1
y = 0.7