Answered

43 a. 5x + 7 = 2x - 2
b. 3x + 2 = x - 10
44 a. 2x - 5 = 5x + 1
b. 3 - 7x = 3x + 2
45 a. 5x - 6= -x +3
1
b. 27-3=1
b2x

Sagot :

NW430792
43 /a) 5x+7=2x-2
5x-2x=-2-7
3x=-9
x=-3

43/b)3x+2=x-10
3x-x=-10-2
2x=-12
x= -6

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

44/b)3-7x=3x+2
-7x-3x=2-3
-10x=-1
x=1/10