1) x - 9 = 43
x = 43 + 9
x = 52
2) 76 = x + 12
76 - 12 = x
64 = x
3) 50 = 2x + 6
50 - 6 = 2x
44 = 2x
44/2 = x
22 = x
4) 3x - 1 = 29
3x = 29 + 1
3x = 30
x = 30/3
x = 10
5) 5x - 9 = 2x + 15
5x - 2x = 15 + 9
3x = 24
x = 24/3
x = 8
6) 3x + 27 = 7x - 1
27 + 1 = 7x - 3x
28 = 4x
28/4 = x
7 = x
7) x - 5 = 2 ( 50 )
x - 5 = 100
x = 100 + 5
x = 105
Jacinta tiene 105 caramelos.
Respuesta:
Explicación paso a paso:
1. x-9 =43
x=43 + 9
x= 52
2. 76= x + 12
3. 50 = 2x + 6
4. 3x - 1 = 29
3x= 29 + 1
3x= 30
x = 30 / 3
5. 5x - 9 = 2x + 15
5x - 2x=15 + 9
x= 24/3
x= 8
6. 3x + 27 = 7x - 1
3x - 7x = -1 - 27
-4x = - 28
x = - 28 / -4
x= 7
Problema:
x - 5 = 2(50)
Jacinta tiene 105 dulces en total.
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Verified answer
1) x - 9 = 43
x = 43 + 9
x = 52
2) 76 = x + 12
76 - 12 = x
64 = x
3) 50 = 2x + 6
50 - 6 = 2x
44 = 2x
44/2 = x
22 = x
4) 3x - 1 = 29
3x = 29 + 1
3x = 30
x = 30/3
x = 10
5) 5x - 9 = 2x + 15
5x - 2x = 15 + 9
3x = 24
x = 24/3
x = 8
6) 3x + 27 = 7x - 1
27 + 1 = 7x - 3x
28 = 4x
28/4 = x
7 = x
7) x - 5 = 2 ( 50 )
x - 5 = 100
x = 100 + 5
x = 105
Jacinta tiene 105 caramelos.
Respuesta:
Explicación paso a paso:
1. x-9 =43
x=43 + 9
x= 52
2. 76= x + 12
76 - 12 = x
64 = x
3. 50 = 2x + 6
50 - 6 = 2x
44 = 2x
44/2 = x
22 = x
4. 3x - 1 = 29
3x= 29 + 1
3x= 30
x = 30 / 3
x = 10
5. 5x - 9 = 2x + 15
5x - 2x=15 + 9
3x = 24
x= 24/3
x= 8
6. 3x + 27 = 7x - 1
3x - 7x = -1 - 27
-4x = - 28
x = - 28 / -4
x= 7
Problema:
x - 5 = 2(50)
x = 100 + 5
x = 105
Jacinta tiene 105 dulces en total.