Bo and erica are yoga instructors. between the two of them, they teach 38 yoga classes each week. if erica teaches 10 fewer than twice as many as bo, how many classes does each in

Zoe placed colored blocks on a scale in science class. each block weighed 0.8 ounces. the total weight of all the colored blocks was 12.8 ounces. how many blocks did zoe place on the scale? write and solve an equation to find the answer.

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x