Estimate a 20% tip on a dinner bill of $168.56 by first rounding the bill amount to the nearest ten dollars

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1

Jim had 3,067.48 in his checking account he wrote a check to pay for two airplane tickets. his account now has 1,845.24.

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image