Question

resolva as questões:
a)6x-5-4x ≤ 3
b)-x-10>-2
c)2x+x-5>19+5x
d)4-3x>x+6
e)3x+8<6+5x
f)3x+4>7-3-1
g)5x-15<2x+3+5
(montar a conta e resolver) pfv me ajudem❤

Answer 1

a) 6x-5-4x ≤ 3
6x-4x ≤ 3+5
2x ≤ 8
x ≤ 8/2
x ≤ 4
b) -x-10 > -2
-x > -2+10
-x > 8 . (-1)
x < -8
c) 2x+x-5 > 19+5x
2x+x-5x > 19+5
-2x > 24 . (-1)
2x > -24
x > -24/2
x > -12
d) 4-3x > x+6
-3x-x > 6-4
-4x > 2 . (-1)
4x < -2
x < -2/4
x < -0,5
e) 3x+8 < 6+5x
3x-5x < 6-8
-2x < -2 .(-1)
2x < 2
x < 2/2
x < 1
f) 3x+4 > 7-3-1
3x > 7-3-1-4
3x > 7-8
3x > -1
x > -1/3
g) 5x-15 < 2x+3+5
5x-2x < 3+5+15
3x < 23
x < 23/3