I have a 500 gallon tank at 80%. If I remove 100 gallons would the tank be 60%?

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The answer I get is 10, i have asked others and they get 14, but I'm using PEMDAS, and it's kind of a debatable issue here LOL

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Log x + log (x+15) = 2 How is this solved?

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Tom bought a board that was 7/8 of a yard. he cut off 1/2 of a yard. how much was left?

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What is a math concept or principle?

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simplify 6(x-7)-x(x-2)+11(x2+2) write in scientific notation 0.0023601 write a decimal notation 2.7x10-1 calculate 1.25x107 divided by 2.5x104 multiply...

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This is a problem where i have no idea what to do, i am studying for the SAT so can anyone help?

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A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?

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Give the range of this function and give the domain of this function. Algebra 1

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prove that three collinear points can determine a plane.

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I need this question answerd as soon as possible please it would really help me alot

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Getting mulch and needing to know how much to get, they charge by the cubic yard

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this has todo with sells and markup rates

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12 + 5x = 6 - x

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Then Question 2 Says Draw a tree diagram for the Die and the Lollipop. Then Draw a Tree Diagram for tossing 2 Coins (Or Tossing a coin twice) Then write the sample space.

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how to solve: -3x-3x=22-4

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4x^2+14x+6

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since this time the number of people that smoke cigarettes in this county have been decreasing. The relationshio between Y , the number of smokers and N , The number of years since 1994 can be modeled...

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-4y-10=5y+44 how do i solve this type of equation??

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What is the math word called where there is a number way out of the set of data