What is the number

the tens digit is two less than the ones digit and sum of the digits is 8.

What is the solution to this system of equations? 5x-3y=10 3x+3y=3

The sixth grade is charging $9 per car to wash cars. The fifth grade is charging $8.50 per car. Suppose each grade washes 50 cars. How much more money will the sixth grade earn?

The dimension of the row space of a 3 x 5 matrix A is 2 d. What is the dimension of the solution space of the homogeneous system Ax = 0?

Using complete sentences, explain the key features of the graph of the cosine function.

What is the value of 6x-3y if x=5 and y = - 1

The simple interest on a principal amount, P, borrowed for T years at R% annual interest is given by the following formula. Which of the following describes the relationship between the variables of the simple interest formula? 1.

Y varies inversely as x. When y = 18, x = 6. Find the constant of variation and determine the value for y when x = 27.

A sandwich shop has three types of sandwiches: ham, turkey, and chicken. Each sandwich can be ordered with white bread or wheat. Customers can add any combination of the four available toppings.

When my teacher says find (a) but i found it, what does she mean?

You order 4 fish sandwiches and a hamburger. The cost of the hamburger is $2.50 your total bill before taxes $14.30. Write and solve an equation to find the cost of a fish sandwich.