Which expression is equivalent to “2x + 3y - 2 - (8 + 1)”?
6(x + y) - 7
3 (x + y) - 9
2 + 3y - 9
5x+2y-7

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

The tile along the edge of a triangular community pool needs to be replaced? ?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?