Maria is 7 years older than her brother Robert and in 2 years her age will be four times what Robert's age was three years ago. Find their present ages.

What's the product for 2x2 7/8 as a mixed number?

Given the following matrices, find 3A - 2B. (Hint: find 3A and 2B first and then subtract.) A = [1 3] B=[4 9] [ 5 - 2 1] [-1 2 1 [ 5 2] [0 3] C = [ 0 - 8 6] D = [6 - 6 4 [-4 4 - 4] [2 - 8 3

Is (0, 4) a solution to the equation y = x?

If a staff of 9 people had to clean a hotel with 198 rooms, how many would each person have to clean if they devided the rooms eqally

If total deductions on a yearly salary of $28 600 amounted to 16 2/3%, how much was deducted?

What is the best approximation for the area of this circle? Use 3.14 to approximate pi. 25.1 in² 50.2 in² 201.0 in² 803.8 in² Circle with radius labeled 8 in.

How to subtract integers

A package of crackers weighing 8.2 Oz cost $2.87 what is the cost per ounce of the crackers

F (x) = 3/x+2+3 domain and range

Michaels has one liter of fruit punch. He gives 200 ml to leila, 200 ml to daniel, and 300 ml to alexa. how much does Michael have left? write an equation that explains.