Lance wants to find the total length of 3 boards. He uses the expression 3 1/2 + (2 + 4 1/2). How can Lance rewrite the expression using both the Associative and Commutative Properties of Addition?

Two thirds of a number decreased by 27 is at least 9

A rectangl e field has an anrea of 40cm^2. if one side of the field is 3n longer than the other side, find the new area of the field where the length of each side is increased by 10%

What qualifies two figures as similar figures? O two figures that each have one angle that is equal to each other two figures each have one side that is equal to one side on the other the ratios of the lengths of their corresponding sides are equal

Hayden is building toy cars, each car needs 4 wheels. how many wheels will hayden use to build 3 toy cars

Evaluate 15x^2 - 13x - 17 if x = 3.

The neighborhood census shows that the 10 families in the neighborhood have 2, 4, 3, 2, 2, 1, 3, 4, 1, and 5 children. What would happen to the mean number of children in a family if a family with 4 children were added to the census?

How many water glasses are in a 17oz bottle?

The wheels of a car lock up and it skids 15 m. If it goes 3 times the speed it was going on the same road and under the same conditions, how far will it skid if it's wheels lock up again? A. 26 m b. 45 m c. 90 m d. none of the above

An observer in a lighthouse 350 ft above sea level observes two ships directly offshore. The angle to the shore are 4 and 6.5 degrees.

What number must you add to complete square? x2+10x=8 answers A. 10 B. 15 C. 25 D. 5