Question

СРОЧНО ПОМОГИТЕ!
Иначе всё​

Answer 1

$\frac{t+4}{7} = \frac{3t - 5}{11}\\11(t+4) = 7(3t - 5)\\11t + 44 = 21t - 35\\44 + 35 = 21t - 11t\\79 = 10t\\t = 7,9$

Answer 2

t+4/7=3t-5/11

11(t+4)=7(3t-5)

11t+44=21t-35

11t-21t=-35-44

-10t=-79

t=-79:(-10)

t=79:10

t=79/10

t=7,9