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Q: What is 3a minus a in math?

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12a + a - 3a = 10a

In math decrease means minus and increase means plus

5a times 3a minus 8a = (5*3)*a2 - 8a = 15a2 - 8a

238 minus 92 is 146. Simple math.

Thirty seven minus five is thirty two. Learning primary math functions such as addition and subtraction will make learning higher levels of math easier. Math can be a lot of fun.

Related questions

3a + 5b - 6a - 9b = -3a - 4b

12a + a - 3a = 10a

7a minus 2, if "3a-2" means 3a minus 2. 3a plus 1 and 1-3rd in parenthesis times 3a, if "3a-2" means 3a squared. a plus 3a squared plus 3a = 1-3rd times 3a plus 3a times 3a plus 1 times 3a = 3a plus 1 and 1-3rd in parenthesis times 3a

3a - 2b

A plus with a minus under it means "plus or minus" in math.

It is an algabraic expession without knowing whether or not 2b and 3a are plus or minus

Numerically, if the question looks like this:--(3a + 7b) - 8a - 4b + 2Then the answer is this:--3a - 7b - 8a - 4b + 2= -11a -11b + 2

In math decrease means minus and increase means plus

7a-2b

a < -12

5a times 3a minus 8a = (5*3)*a2 - 8a = 15a2 - 8a

11a-3a =8a so 8a+9=-7 8a = -16 a=-2

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