-3 and -5
23
The answers are: -5*-3 = 15, -8*7 = -56 and -4*-12 = 48
143
-4 plus/minus square root of 15.
143
Any number adds to 15.
-4 plus/minus square root of 15.
2 and 15 3 and 14 7 and 10 35 and -18
Yes, 8 goes into 15 once with remainder 7.
15
Nothing goes into 8 and 15 evenly. If you're trying to find a common denominator, You must multiply the two numbers, which is 120.~Emily