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Any positive number added to it's negative is always = 0

Q: How do you solve these addition problems -987 plus 987 equals?

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Addition=^^=

How do you solve 4y plus x equals 8

x=1, y=1

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Addition=^^=

the answer

How do you solve 4y plus x equals 8

x=1, y=1

-2 plus 5 equals +3

You will never succeed in life if you can't solve problems yourself!

Not enough information to solve

If you know that the associative property of addition means that the terms can be added in any order and that a number and its additive inverse equals zero, you can see that the terms cancel each other out and the whole thing equals zero, but I think that mental addition still qualifies as addition.

In math problems without punctuation such as brackets, the standard convention in to solve from left to right. Therefore, you would solve the problem 15-3 times 4 plus nine like by three actions. 15-3 equals 12; 12 times 4 equals 48; 48 plus 9 equals 57.

1 + 1 = 2The process used to solve it is "addition."

A is 14

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