Simplify (7x + 2 + 8x4) – (2x – 5 – 8x4) + (3x + 5x4)

a. 15x4 + 14x + 7
b. 21x4 + 8x + 7
c. 21x4 + 14x + 7
d. 15x4 + 19x + 7

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The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?