Question

-7х+18х-5х=-45а) -7.5б) 7.5​

Answer 1

Ответ:

А)-7,5

Пошаговое объяснение:

-7х+18х-5х=-45

6х=-45

х=-45/6

х=-7,5

Answer 2

Ответ:

х=-7,5

Пошаговое объяснение:

-7х+18х-5х=-45 складываем все х -7+18-5=6

6х=-45

х=-45/6 делим

Answer 3

To solve the equation $-7x + 18x - 5x = -45$, we'll combine like terms on the left side:

$-7x + 18x - 5x = 6x = -45$

Now, let's isolate $x$ by dividing both sides by 6:

$x = \frac{-45}{6} = -7.5$

So, the solution to the equation is $x = -7.5$. This matches option (a).