Question

-15+х+7 , а+(-27)+48​

Answer 1

Ответ:

Пошаговое объяснение:

-15+х+7 = -8+х

а+(-27)+48​= а + 21

Answer 2

It looks like you've provided two arithmetic expressions. Let's simplify them:

1. -15 + x + 7: Combine the constants: (-15 + 7) = -8. The expression simplifies to: -8 + x.

2. а + (-27) + 48: Combine the constants: (-27 + 48) = 21. The expression simplifies to: a + 21.

So, the simplified expressions are:

1. -8 + x
2. a + 21