Simplify the expression by combining like terms. 6x - 7 + 2x + x + 2 9x - 5 8x -5 8x + 5 7x -5 solve the equation. b + 8 = 16 b = 24 b = -24 b = 8 b = -8 solve the equation. 6p =-84 p = -14 p = 7 p =-7 p = 14 name the property shown. 7 + 6 = 6 + 7 solve the equation. 15 = 5x x = 3 x = 10 x = 14 x = 5

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?