resuelve las siguientes ecuaciones
Respuestas a la pregunta
1) 2(x + 5) = 16
2x + 10 = 16
2x = 6
x = 3
2) 3(t + 1) = 18
3t + 3 = 18
3t = 15
t = 5
3) 2(3y - 5) = 14
6y - 10 = 14
6y =24
y = 4
4) 4(3t - 2) = 88
12t - 8 = 88
12t = 96
t = 8
5) 2(3x + 1) = 11
6x + 2 = 11
6x = 9
x = 3/2
6) 6(3k + 5) = 39
18x + 30 = 39
18x = 9
x = 1/2
7) 9(3x - 5) = 9
27x - 45 = 9
27x = 54
x = 2
8) 3(t + 7) = 15
3t + 21 = 15
3t = -6
t = -2
9) 5y + 4 = 3y + 6
2y = 2
y = 1
10) 5t + 3 = 2t + 15
3t = 12
t = 4
11) 6k + 5 = 2k + 1
4k = -4
k = -1
12) 8s - 1 = 6s - 5
2s = -4
s = -2
13) 5(x - 2) = 3(x + 4)
5x - 10 = 3x + 12
2x = 22
x = 11
14) 3(h - 6) = 2(5 - 2h)
3h - 18 = 10 - 4h
7h = 28
h = 4
15) 2(5c + 2) - 2c = 3(2c + 3) +7
10c + 4 - 2c = 6c + 9 + 7
8c + 4 = 6c + 16
2c = 12
c = 6