13
If x = -7, then x3 = -343 so that 2x3 = -686 y = 2 then 15 y = 30 So 2x3 + 15y = -686 + 30 = -656
5k + 7 + 3k can be simplified into 8k + 7
When you simplify 49 plus 37 (49+37), the result is 86.
30m-7
2x3 - 7 + 5x - x3 + 3x - x3 = 8x - 7
13
8k +2k + 7 = 10k + 7
If x = -7, then x3 = -343 so that 2x3 = -686 y = 2 then 15 y = 30 So 2x3 + 15y = -686 + 30 = -656
5k + 7 + 3k can be simplified into 8k + 7
8007 to be rigfht
When you simplify 49 plus 37 (49+37), the result is 86.
30m-7
7+2n
Order of operations: The final multiplication has priority - do it first, then add.You can simplify the problem. 11*7= 77.
7x + 7 + 6x - 9 = 13x - 2
2x+3=9x-2x -2x3=7x/7 /73/7=x