Solve this system of equations by

using the elimination method.

3x + 10y = 22

-3x - 8y = - 14

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A bag contains 3 blue and 2 green marbles. What is the probability of drawing a blue marble folowed by a green marble, without replacing the first marble?

Suppose sin (B) =.75. Calculate cos (A)

Estimate the product choose a method 41 X 78

Does 14.2857143 rounded to a whole number

What are the square roots of 144 over 256? A. minus 12 over 16 and 12 over 16 B. minus 12 over 18 and 12 over 18 C. minus 9 over 16 and 9 over 16 D. minus 72 over 128 and 72 over 128

Use the drop-down menus to choose steps in order to correctly solve 6n = 30 + 3 (n - 4) for n.

There are 135 students going on a field trip to pan for gold. If they are going in vans that hold 8 students each, how many vans are needed? How many students will ride in the van that isn't full?

Factor. x^2-4x+4 (x+4) ^2 (x-4) ^2 (x+2) ^2 (x-2) ^2

What is the formula for the perimeter of a rectangle?

Sam's Swimming Pool Cleaning has an annual gross profit of $88,400. Sam charges $25 per week for each of his customers for 52 weeks. His annual operating expenses, including labor and supplies, are $48,000.