Solve a system of linear equations to find the values of a and b in EFGH.

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.