Question

Реши уравнение в тетради.
Х+5=15
Х-3=10
10-X=4​

Answer 1

1)

$x +5 = 15$

$x = 15-5$

$\underline{\bold{x = 10}}}$

2)

$x - 3 = 10$

$x = 10 + 3$

$\underline{\bold{x=13}}}$

3)

$10-x=4$

$-x=4-10$

$-x=-6$

$\underline{\bold{x=6}}}$