Question

calcule
a) -4x -10= -10
b)3x -5= -3x
c)2.(6-x)=2x +12
d)2x -6=2

Answer 1

a) -4x -10 = -10
-4= -10 + 10
-4x=0
x= 0/-4
x=0

b) 3x -5= -3x
3x + 3x = 5
6x = 5
x = 5/6

c) 2(6-x) = 2x+12
12 - 2x = 2x + 12
-2x -2x = 12 -12
-4x = 0
x = 0/-4
x = 0

d) 2x - 6 = 2
2x = 2 + 6
2x = 8
x = 8/2
x = 4