Which of the following is the best estimate for 31% of 9? *giving 99 points! * 1 3 4 6

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove