Beth has 28 math problems for homework. She has 4 times as many problems as her sister, Mary. Which equation shows how many problems Mary (m) has?
a.) 28 x 4 = m b.) 28 ÷ 7 = m c.) 7 x m = 28 d.) 28 ÷ 4 = m

What is the y-intercept of the graph of the equation y=3(2^x)

Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.