Using the "opposite operation" to "undo" and isolate the variable

when solving an equation is more commonly called applying the ...

Melinda earns $48 for every 3 lawns she mows in her neighborhood. She wants to buy a skateboard that costs $208. How many lawns will Melinda have to mow to be able to buy the skateboard?

A line has slope - 34-34 and y-intercept 5. which answer is the equation of the line? y=5x-34y=5x-34 y=-34x 5y=-34x 5 y=34x-5y=34x-5 y=-5x 34

Terrell has a water purifier for back packing. it will purify 1 liter of water in 1 minute. how long would it take Terrell to purify enough water for 4 canteens that each hold 750 mL, and two that each hold 1.5 L?

The price of a packet of salt goes up by 9 cents. The old price is four-fifths of the new price. Find the old and new prices.

Find the area of the shaded region. 80 degrees 5 cm A = [?] cm2 Enter a decimal rounded to the nearest tenth.

The amount of mice that survive a new cancer treatment can be modeled by y = 14 • 0.25x. Determine which number represents the original amount of mice.

Factor completely 6xy^3-24x^3y

Use the rules for multiplication by powers of 10 to calculate 3 times 100

How do you solve k in V = 3k/t

Whats 100 times 1,002 times 54