Select the equation that most accurately depicts the word problem.

A 3-pound tub of butter at n dollars per pound costs $3.85.

A. 3n = 3.85

B. 3 - n = 3.85

C. 3 + n = 3.85

D. 3/n = 3.85

Solve for x. 1.) 6x - 3x = 12 2.) 3x - 5 = x + 3 3.) 1/2x + 1/5x = 14 4.) 2.5x + 1.0x = 7 5.) 5x = 4 + x 6.) 2/3x = 1/2 7.) 3x - 2x + 4 = 15/3 8.) 4x + 7 = 2x + 17 9.) 0.5x = 10

10 times as much as blank is 1/10 of 900

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