Aprimary class is going ti the zoo. the ratio of adults to children are 2: 7. twenty eight childern are in this trip. how many adults are tgere

Ily begins solving the equation 4(x – 1) – x = 3(x + 5) – 11. her work is shown below. 4(x – 1) – x = 3(x + 5) – 11 4x – 4 – x = 3x + 15 – 11 3x – 4 = 3x + 4 how can her partial solution be interpreted?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

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.