28 29 42=99 is it communtative or associative

Which weight is equivalent to 80 pounds?

A pitcher of lemonade was 7/8 full. Since then, they have sold 1/2 of a pitcher of lemonade. What fraction of a pitcher do they have left?

Using substitution or elimination 9x+3y=-7 y=-3x+4

Two cards are randomly chosen from a standard deck of 52 playing cards without replacement. What is the probability both cards will be hearts?

heights of statistics students were obtained by a teacher as part of an experiment conducted for the class. The last digit of those heights are listed below. Construct a frequency distribution with 10 classes.

What value of x makes this statement true? 3x + 4 = 9x - 8 A. - 2 B. 1 C. 2 D. 12

Find the geometric mean of 4 and 10.

Round 475 to the nearest hundred.

in the recent presidential election, Ohio had 18 electoral votes. This is 20 votes less than Texas had. How many electoral votes did Texas have?

Determine if the circumference of a circle with a radius of 4 feet will be greater or less than 24 feet explain