Question

POR FAVOR ES URGENTE
Resuelve las siguientes ecuaciones de 1er grado: a) 3X + 7 – X = X + 25 b) 40 + 8X – 2 = -2X – 16 + 9X c) - 7X + 10 – 30 = - 10X + 4 d) 4X + 3X – 54 = 102 + X e) 6X + 9 – 3X = 4X + 18 f) 32 + 5X – 6X = 11 - 10X g) 2(X + 4) = 5(X + 9) h) 4(X + 6) = 3(7 + X) i) 6(X + 7) = 3(X – 6) j) 6(5 + 2X) = 3(X – 9) + 10 k) 12X + 3 = 4(X – 7) l) 2(7 + 9X) – 5 = 3(X – 11) + 5 51.

Answer 1

a) 3X + 7 – X = X + 25
3X - X - X = 25-7
X = 18

b) 40 + 8X – 2 = -2X – 16 + 9X
8X +2X -9X = -16-40+2
X= -54

c) - 7X + 10 – 30 = - 10X + 4
-7X +10X = 4-10+30
3X = 24
X=24/3
X=8

d) 4X + 3X – 54 = 102 + X
4X +3X -X = 102+54
6X = 156
X= 156/6
X= 26

e) 6X + 9 – 3X = 4X + 18
6X -3X -4X = 18-9
- X = 9
X= -9

f) 32 + 5X – 6X = 11 - 10X
5X -6X +10X = 11-32
9X = -21
X=-21/9

g) 2(X + 4) = 5(X + 9)
2X+8 = 5 X + 45
2X -5X = 45-8
-3X = 37
X=-37/3

h) 4(X + 6) = 3(7 + X)
4 X +24 = 21+ 3X
4X -3 X= 21-24
X = -3

i) 6(X + 7) = 3(X – 6)
6X +42 = 3 X - 18
6 X -3 X= -18-42
3X = -60
X=-60/3
X= -20

j) 6(5 + 2X) = 3(X – 9) + 10
30+ 12 X = 3 X - 27 + 10
12 X -3X = -27+10-30
9X= -47
X=-47/9

k) 12X + 3 = 4(X – 7)
12 X +3 = 4 X-28
12X -4X = -28-3
8X = -31
X=-31/8

l) 2(7 + 9X) – 5 = 3(X – 11) + 5 51
14+ 18X - 5 = 3X -33 + 551
18X -3X = -33+551-14+5
15X = 509
X= 509/15

Answer 2

Respuesta:

a) 3X + 7 – X = X + 25

3X - X - X = 25-7

X = 18

b) 40 + 8X – 2 = -2X – 16 + 9X

8X +2X -9X = -16-40+2

X= -54

c) - 7X + 10 – 30 = - 10X + 4

-7X +10X = 4-10+30

3X = 24

X=24/3

X=8

d) 4X + 3X – 54 = 102 + X

4X +3X -X = 102+54

6X = 156

X= 156/6

X= 26

e) 6X + 9 – 3X = 4X + 18

6X -3X -4X = 18-9

- X = 9

X= -9

f) 32 + 5X – 6X = 11 - 10X

5X -6X +10X = 11-32

9X = -21

X=-21/9

g) 2(X + 4) = 5(X + 9)

2X+8 = 5 X + 45

2X -5X = 45-8

-3X = 37

X=-37/3

h) 4(X + 6) = 3(7 + X)

4 X +24 = 21+ 3X

4X -3 X= 21-24

X = -3

i) 6(X + 7) = 3(X – 6)

6X +42 = 3 X - 18

6 X -3 X= -18-42

3X = -60

X=-60/3

X= -20

j) 6(5 + 2X) = 3(X – 9) + 10

30+ 12 X = 3 X - 27 + 10

12 X -3X = -27+10-30

9X= -47

X=-47/9

k) 12X + 3 = 4(X – 7)

12 X +3 = 4 X-28

12X -4X = -28-3

8X = -31

X=-31/8

i) 2(7 + 9X) – 5 = 3(X – 11) + 5 51

14+ 18X - 5 = 3X -33 + 551

18X -3X = -33+551-14+5

15X = 509

X= 509/15

uwu