Which property justifies this statement?

"If 2a + 3 = b and b = 7, then 2a + 3 = 7."

A.

associative

B.

symmetric

C.

distributive

D.

transitive

Terrell has a water purifier for backpacking. It will purify 1 liter of water in 1 minute. How long would it take Terrell to purify enough water for 4 canteens that each hold 750 mL and two that each hold 1.5 L?

If there are 42 boys and 56 girls in a room, fill out all of the possible ratios of boys to girls that could be made.

A triangle, triangle ABC, is dilated to form triangle beef. Which of the following must be true? A.) AB B.) AB/DE = AC/DF C.) m angle A < m angle D D.) area of triangle ABC < area of triangle DEF

For an ordered pair (3, y) to be a solution, 3 must be in the range of the function true or false

Julie rides her bike from the sports complex to the school. Then she rides from the school to the mall, and then on to the library. Kyle rides his bike from his house to the mall, and then to the library.

Can a linear graph bend?

Which of the following best describes the expression 7 (y+5)

The first term of a geometric sequence is - 2 and the common ratio is - 1/4. What are the next three terms of the sequence

You want to buy a $97 t shirt you ask your mom for $50 and your dad for $50 50+50=100 you buy the shirt 100-97=3 you give ur dad a dollar and ur mom a dollar so u ow 49 dollars to each 49 + 49 = 98 plus the dollar u kept 98+1=

Consider the quadratic function fx=x2-8x-4. What is the value of the leading coefficient