Misha’s group was asked to write an expression equivalent to 7y2z+3yz2-3 . when mr. chen checked their answers, he found only one to be correct. who had the correct answer? misha’s group student equivalent expression misha juan joe helena misha juan joe helena

The solution set for 5v2 – 125 = 0 is

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

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.