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Q: Multiply this number by 4 and subtract 39 to get twice the number plus 3?

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I would multiply by 0.9

by adding them together than you subtract that # ( number) by 2 then multiply voila task accomplished! thx for reading now go get that A plus wheres my thx greedy ppl

The number is 21.

twice a number n is 2n plus 3 is + 3 → twice a number n plus 3 is 2n + 3.

That number plus its self

- plus 4 means to subtract 4 from whatever number precedes it.

Here is how I arrived at the answer: start with the number seven add two, multiply by four, divide by three, subtract five. The answer is seven. Ceck it: seven plus five is 12, 12 times three is 36, 36 divided by four is nine Nine minus two is seven.

The reciprocal of a number plus the reciprocal of twice the number equals Find the number. 1/2 find the number

If the question contains a typing error and should read, "The reciprocal of a number plus the reciprocal of twice the number equals one half ?" Then let 'n' be the number.1/n + 1/2n = 1/2 : Multiply by 2n2 + 1 = n : n = 3NOTE : 1/3 + 1/6 = 1/2The answer is 3.

A + 2a = 3a

Total=sum or product of an eqation Multiply=to times or add that number by the times the other number Plus or Add=to add one number to another

Yes. If you add, subtract or multiply (but not if you divide) any two polynomials, you will get a polynomial.

If you subtract a negative number from another number, you always get a bigger number. That is because minus a minus is a plus So you could subtract any negative number from 10 and answer is bigger than 10.

2x + 27, where x is your number

Negative sixteen plus thirty two is 16. When a number is negative, subtract the negative number from the positive one to find the answer.

Multiply the number by itself, just as you would in maths.

2x + 2 > x + 5

+ (Add) - (Subtract) * (Multiply) / (Divide) % (Modulus aka. remainder)

PEMDAS(Parenthesis, Exponents, Multiply and divide, then add and subtract)

If you mean when you subtract a negative from a positive what does it make? If so, you will get a positive answer. This is because the two negative symbols are basically multiplied, and if you multiply two negatives you get a positive, so a positive number minus a negative number becomes a positive number plus a positive number. 6 - (-5) = 11 2 - (-10) = 12 125 - (-15) = 140

Subtract it from WHAT!

31 Because, twice 31 is 62. And, 62 plus 13 is 75.

The perimeter of a rectangle is always even because the perimeter is twice the length plus twice the width. Whenever you multiply a number by 2, the product is even. When you add two even numbers the sum is even.

2x+x=3x

2x + 27