What is the value of x?

(x + 40)

(3x)

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(X+40) (3x)

Round 6.66 to the nearest 10 grams

A=B+Bcd for c Solve the formula C=

orly uses 2 cups of raisins for every 12 cups of trail mix she makes. How many cups of trail mix will she make if she uses 8cups of raisins

If f (x) = x^2-15 and f (a) = 49, what is the value of a? Explain.

For a certain value of k, the system x + y + 3z = 10, -4x + 2y + 5z = 7, kx + z = 3 has no solutions. What is this value of k?

Solve - 7 = √ 2x - 9.

What is 5/7*w=40 1/2

sierra is supposed to practice flute for a total of 5 1/4 hours every week. this week, she practiced 15 minutes on sunday, 1 hour on monday, 30 minutes on tuesday, 45 minutes on wensday, 15 minutes on tursday, and 45 minutes on friday.

What number is equivalent to 4.054

Solve each system by graphing. Y=2x