2 years ago

A +-21 = -38help me please

Mathematics

2 answers:

ivann1987 [24]2 years ago

5 0

Answer:

A= -17

Step-by-step explanation:

A +-21 = -38

+21 +21

-38+21= -17

A= -17

marissa [1.9K]2 years ago

5 0

Answer:

a = -17

Step-by-step explanation:

To solve this, we need to get A alone:

A + -21 = -38

—- +21- +21

Remember, when you do something to one side, you need to do the same thing to the other side.

Now:

A = -17!

To check:

-17 + -21 = -38

Therefore, A = -17

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A +-21 = -38help me please​

A +-21 = -38help me please