Is (-3,0)a solution to the equation 2x+6y=-6?

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

What properties allow transformation to be used as a problem solving tool

Ten times the square of a non-zero number is eqaul to ninety times the number