The difference between a and b is 12. The number a is 5 more than 3 times the number b. Which of the following pairs of equations could be used to find the values of aand b?

The denominator of a fraction is three more than twice the numerator. If both numerator and denominator are decreased by six, the simplified result is 2/7. Find the original fraction.

you go to a grocery store and buy a $2.50 bag of sugar and a sandwich for $1.75. The sales tax for your state is 7%. What is the total amount you with pay?

When you breathe normally, about 12% of the air in your lungs is replaced with each breath. Write a function that models the amount of the original air left in your lungs, given that the initial volume of air is 500 ml.

Which expression is equivalent to 16a + 24b? A4 (4a + 206) B8 (2a + 36) C 4a (4+61) D8ab (2+3)

What is the least common multiple of 12 and 52

You have a square garden with side lengths of 6 meters. How many square meters is the garden

Which statement is true? A scalene triangle and a right triangle are always congruent. A scalene triangle and a right triangle are never congruent. An equilateral triangle and a right triangle are always congruent.

What is the new denominator of 6 and 8

30 PTS Why is the development of small motor skills so important during the preschool years?

Which equation can be solved by using this system of equations? {y=3x^5-5x^3+2x^2-10x+4 {y=4x^4+6x^3-11 The answer choices are: A.) 3x^5-5x^3+2x^2-10x+4=0 B.) 3x^5-5x^3+2x^2-10x+4=4x^4+6x^3-11 C.) 3x^5+4x^4+x^3+2x^2-10x-7=0 D.) 4x^4+6x^3-11=0