3x - 5 = 1/2x + 2x 3x - 5 = .5x + 2x3x - 5 = 2.5x-3x = -3x -5= -.5x divide by -.5 on both sidesx = 10
1) The set of elements is,
10n where n € {.....,-3,-2,-1,1,2,3....}
Not sure if the 2nd question is complete.
Answer:
x = 20
Step-by-step explanation:
2x+7+13 = 3x
2x - 2x +7 +13 = 3x - 2x
20 = x
11/12
simplificado
de nada
Answer:
Step-by-step explanation:
x=0 y=6-2*0=6
x=1 y=6-2*1=4
x=2 y=6-2*2=2
x=3 y=6-2*3=0
6-2x=3
-6 -6
-2x=-3
2x=3
:2 :2
x=3/2
x=1.5
