Alice has 7 markers.

Mark has 4 fewer markers than Alice.

David has 2 more marker than Alice and Mark have together.

How many markers do Alice, Mark and David have altogether.

Which system of inequalities has no solution? A. y < 2x - 4 y > 2x + 1 B. 2x + y ≥ 3 y ≥ - 2x - 3 C. 4x + 4y < 16 x > y + 16 D. y < - 6x - 24 y < 6x + 6 Part B Select all the possible ways that you could change the system so it has a solution. A.

Scientific notation is a way of making numbers scientific. O A. True OB. False

What is 7 to the exponent of 3

The Smiths spent $2,000 on clothes in a particular year. If they increase the amount they spend on clothes by 10% each year, the Smiths will spend a total of $ on clothing in 4 years.

75 band members need to raise a total of $8,250 for a trip. so far they raised $3,120 how much money in dollars per band member need to raise for the trip

Least to greatest fractions 1/2, 2/5, 6/10

For what values of k will he graph of y=kx+3 be a descending line

The perimeter of a rectangle is 22m. The length of the rectangle is 1 m less than three times the width Give me an equation and the answer.

Simplify (8x^2+2y-6) + (2x^2+7y)

What fraction is bigger 2/9 or 3/4