How do I cross multiply if the variable is on the right fractions top?

Example:

7/8 = X/12

Choose the correct solution to the equation: 5A+7=3A+7+2A A. No solution B. Infinitely many solutions C. None of the above 7B+4=7B-3 A. No solution B. Infinitely many solutions C. None of the above 2C-5=8C+7 A. No solution B.

Four more than five times a number is two less than the number make it into an algebraic expression

If you're driving one and a half miles per minute, slow down by 15 miles per hour, and then reduce your speed by one third, how fast are you going now?

In a game, William and Mary take turns choosing cards at random from a bag. Each card shows a "W" or "M". A player chooses a card, records the letter, and puts the card in a discard pile. Are the letters drawn independent or dependent events?

Is a acute triangle a right triangle

Determine which of the following ordered pairs satisfies the given system of equations. {-2x+y=8 y=2x/5 - 8 Select all that apply: (72,-72) (-3,2) (-1,5) (-2,-445) (-10,-12)

Suppose that you are running a concession stand when a person gives you $18 and asks for six soft drinks and as many hot dogs as the remaining money will buy. If soft drinks are $1.00 and hot dogs are $1.

Solve. Write the solution set in interval notation. x + 7 ≥ 4x - 2

The histogram below shows information about the hours students spent exercising in a week: A histogram is titled Weekly Exercise, the horizontal axis is labeled Hours of Exercise, and the vertical axis is labeled Students.

What is the rule for 24, 48, 72,