If a = - 3, find the value of

a) 2a

b) a^2

c) 3a^2

Examine the system of equations. y = negative one-half x + 1 y = 2x + 6 Use substitution to solve for x and y. x = y = The solution to the system of equations is.

Given the equation 3x+9y=-8, write a second linear equation to create a system that has exactly one solution.

T-5/8=160 I dont kndjdbdbdhdhdh

9-10 = 6 (r + 1) Write a formula for h (r) in terms of r

Lincoln Middle school plans to collect more than 2,000 cans of food in the drive. So far, 668 cans have been collected. Write an inequality to find numbers of cans the school can collect on each of the final 7 days of the drive to meet this goal.

The value of 2 5 2 is 100. True False

When slicing a cube perpendicular to its base, parallel to its base, or diagonal to its base, what is the maximum number of sides the cross section shape could have?

How do u write a word problem to match the expression 24 - (6 + 3)

Two boats, A and B, are approaching a port. The distance between the boats is 12 miles. The bearings of the port with respect to boat A and boat B are N 60° W and N 35° E respectively. How far is boat A from the port?

What is blank divided by 4 = 2