Find the solution to the system of equations

3x+3y+3z=18

x+3y+3z=10

x-3y-4z=0

a. x=5, y=3, z=3

b. x=4, y=4, z=-2

c. x=-2, y=4, z=4

d. x=5, y=3, z=9

The volume of the cylinder is 3148 yd cube. What is it's radius?

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Is anybody good with algebra 2 or trig?

What is 32% in fraction form

Nakida worked 55 days and sold 10 phone plans. Aiesha worked 40 days and sold 8 phone plans. On average, how many phone plans did Nakida sell in one day? On average, how many phone plans did Aiesha sell in one day?

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Increase 150km in the ratio 7:5

Express the number using scientific notation: 0.000000067 Select one: O a. 67 x 10-7 O b. 6.7 x 10-7 O c. can not be written in scientific form O d. 6.7 x 10 - 8

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