Question

Resolva asua Equações do 1 Grau e dê a Solução

A) x+1 = 2
B) 2x-4 = 4
C) 5+X = 23
D) 3x+4x+1 = 50
E) 6+4x+2x = 42
F) 5x+4+3x = 18
G) x+2x-4 = 5x+6
H) 2x-4x+3x = 5-3x-x
I) x+15 = 30-2x
j) x+2x-6 = 0

Answer 1

A)x=2-1
x=1
B)2x=4+4
2x=8
x=8/2
x=4
C)x=25-5
×=20
D)3×+4x=50-1
7x=49
x=49/7
x=7
E)4x+2x=42-6
6x=36
x=36/6
x=6
F)5x+3x=18-4
8x=14
x=14/8
x=1,75
H)4x+2x+3x-3x-x=5
5x=5
x=5/5
x=1
I)x+2x=15-30
3x=-15
x=-15/3
x=-5
J)2x+x=6-0
3x=6
x=6/3
x=2
Espero ter ajudado...Mas não entendi a G

Answer 2

A)X+1=2 
X=2-1
Z=1
B)2X-4=4
2X=4+4
2X=8
X=4
C)5+X=23
X=23-5
X=18
D)3X+4X+1=50
7X+1=50
7X=49
X=7
E)6+4X+2X=42
6+6X=42
6X=36
X=6
F)5X+4+3X=18
8X+4=18
8X=14
X=14/8
H)2X-4X+3X=5-3X-X
7X-2X=5-4X
5X=5-4X
5X-4X=5
X=5
I)X+15=30-2X
X+2X=30-15
3X=15
X=5
J)X+2X-6=0
X+2X=6
3X=6
X=3