Writing and reasoning : how do you know that 2+4 = 4+2? Explain

An item is orignally priced $68.89. it is kn sale for 42 percent of the original price. which is an estimate of the sale price A:2.00 B:$3.50 C:$20 D:$28

Naomi has earned $54 mowing lawns the past two days. she worked 2 1/2 hours yesterday and 4 1/4 hours today. if naomi is paid the same amount for every hour she works, how much does she earn per hour to mow lawns?

Add or subtract. write in simplest form 21/9+74/9=

Is 7.38 a mixed decimal

A 3-mi cab ride costs $7.30. A 8-mi cab ride costs $15.30. Find a linear equation that models a relationship between cost c and distance d. Select one: a. c = 1.91d + 2.50 b. d = 1.60c + 8.00 c. c = 1.60d + 2.50 d. c = 2.43d + 8.00

Jordan and Roman travel the same route to work. Jordan leaves for work one morning and drives at a rate, r, of 56 mph. Roman leaves the house soon after, when Jordan has already traveled 2 mi. Roman drives at a rate of 60 mph.

Evaluate. XSS Submit

Least to greatest 3/4, 0.7, 1/2, 0.1

Simplify the polynomial (-8*) + * + (-2)

Evaluate the expression below when y = - 3. 2y + 7 -4y - 10 A. -1 22 B. -13 2 C. 1 2 D. 1