Evan has 7 less pencils than isaiah. if isaiah has δ pencils, write an expression to describe how many pencils evan has. a) δ+ 7 b) 7 - δ c) δ - 7 d) 7÷δ

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

Fast! find the length of cu. the triangles are similar. show your work.