Positive 4 -3 + 7= 4 Negative 3 plus positive 7 equals positive 4.
If I am correct, 9 plus 7 equals 112.
4x + 7 = 6x -7 14=2x so x = 7 (plus a negative # is simply - that number)
144 is the answer.2+3=10 which means 2+3=55*2=107+2=63 7+2=99*7=63now 9+7=? 9+7=1616*9=144
The answer is negative 3.
Positive 4 -3 + 7= 4 Negative 3 plus positive 7 equals positive 4.
Negativa 7
-4
The sum of -3 and -4 is -7.
It equals negative 25!!
A negative plus a negative equals a negative because the operation you're doing is equivalent to subtraction. If you wrote down a sum "negative 3 plus negative 7" it would look like this: -3+-7 which is the same as -3-7 Whenever you add a negative number you are actually taking more away, and this is why a negative plus a negative equals a negative - You start with a negative number, and are taking even more away, so you will only ever end up with a negative number.
it equals negative 1/8
negative 15
No.
3x + 7 = -3x 6x = -7 x = -7/6
This equals negative six.
Well there are quite a few numbers that added together will equal negative 15: here are just a few examples: negative 1 plus negative 14 equals negative 15 (-1 + -14 = -15) negative 2 plus negative 13 equals negative 15 (-2 + -13 = -15) negative 3 plus negative 12 equals negative 15 (-3 + -12 = -15) negative 4 plus negative 11 equals negative 15 (-4 + -11 = -15) negative 5 plus negative 10 equals negative 15 (-5 + -10 = -15) negative 6 plus negative 9 equals negative 15 (-6 + -9 = -15) negative 7 plus negative 8 equals negative 15 (-7 + -8 = -15) negative 30 plus positive 15 equals negative 15 (-30 + 15 = -15) negative 29 plus positive 14 equals negative 15 (-29 + 14 = -15) negative 28 plus positive 13 equals negative 15 (-28 + 13 = -15) and on an on it goes.