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Treena, if there was a 20% discount, then you paid 80% of the original price. Since we don't know the orginal price, we will assign it the variable x. Change 80% to a decimal. The equation would be: .8x = 276   To get the variable by itself, divide each side by .8. .8x/.8 = 276/...

Hello, Dustin. Let's assign variables for the three consecutive odd numbers: x, x+2, and x+4. The first odd number is x, the second is 2 greater than x, and the third is 4 greater than x. Now let's create an equation. 4x-(x+4)=29. In words, 4 times the first consecutive odd number,...

1 1/2 + 2 5/6 This can also be done without converting to improper fractions. You must have like denominators to add or subtract fractions. The denominators in this problem are 2 and 6. What is the smallest denominator that is common to both 2 and 6? The answer is 6. So you want to write...

Michelle, the shape of the figure is necessary to determine the area. If the figure is a square with a perimeter of 16 inches, then each side of the square is 4 inchest in length. Area is found by multiplying the length x the width. For a square, the length and width are the same. A = length...

Jonasha, how many degrees do the three angles of a triangle equal? The answer is 180°. Let's call the first angle x. What do you know about the second angle? You know that it is 7 more that tne first angle. Let's call the second angle x + 7. What do you know about the third...