11. Write a linear equation for the situation: Abraham has 200 marbles saved in a bag. He decides to buy 15 marbles every week and place them
in the same bag. Write an equation for the number of marbles Abraham
has in the bag, y, and the number of weeks, x, he buys marbles to place in
the bag. Enter your answer using small letters and no spaces between the

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.