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two negatives always equal a positive

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Q: Why is minus 7 times minus 7 plus 49?
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Related questions

What is negative 7 times 7?

negative 49. This is because a minus multiplied by a plus is a minus.


Find the square root of 49?

Plus or minus 7.


Can you explain why subtracting an integer is adding its opposite?

plus times plus = plus minus times plus = minus plus times minus = minus minus times minus = plus so when you subtract a number it is the same as adding its negative; for example 7 - 4 = 3 7 + (1)(-4) = 3


What is the answer to 7 plus 7 divided by 7 plus 7 times 7 minus 7?

7 plus 7 divided by 7 plus 7 times 7 minus 7 is equal to 50.


what is 7 plus 7 divided by 7 plus 7 times 7 minus 7 equal?

7 plus 7 divided by 7 plus 7 times 7 minus 7 is equal to 50.


What is the answer to 4 times 7 times 5 plus 7 to the second power minus 3 times 0 plus 15?

4*7*5+7^2-3*0+15 = 140+49-0+15 = 204


Is the square root of 49 irrational?

No. The square root of 49 is plus or minus 7, both of which are integers. And integers are rational numbers - whether they are positive or negative.


How do you solve this equation x2 equals 49 using the square root property?

if x^2 = 49, then the square root property says you can take the square root of both sides as long as you make one a plus-minus. x^2 = 49, which means square root of x^2 = plus minus the square root of 49 the square root of 49 is 7, so +- 7. We get: x = plus/minus 7 (this means either positive 7 or negative 7)


What is the complete factorization of 16x2 minus 56x plus 49?

16x2 - 56x + 49 = (4x - 7)2


What is 9 minus 2 plus times 7 minus six plus 1?

44


What is d plus 7 over d squared minus 49?

(d+7)/(d2-49)(d+7)/(d+7)(d-7)1/(d-7)


What is 5 times 7 divided by 5 plus 3 minus 4?

5 times 7 divided by 5 plus 3 minus 4 is 6.