Which expression is equivalent to 4z+2z

Audrey has 32 dimes and quarters in her piggy bank with a total value of $6.50. how many of the coins are dimes and how many are quarters?

The floor of a circular orchestra room has an area of 28.26 square meters. What is the radius of the floor? Use = 3.14.

8*5 = (5*5) + (_*5) find the missing number

How do you write 75% as a fraction, mixed number, or whole number in simplest form?

Elaine deposited $50 into a bank account. Each month, the balance in the account increases by 0.25%. The amount of money in her bank account n months later is expressed by the sequence an, where a n = 50 (1.0025) n.

Robert has 8 marbles, and Taylor has 12 more marbles tan Robert. what is the simplified ratio for Robert's marbles to Taylor's marbles?

Is this question true or false 11=√101

Is the number 0.0 6382978728 terminate or repeat

True or False-Four measurable properties of matter are mass, weight, volume, and pressure.

What is the total cost for an item that costs 26.50 and has a sales tax of 6%