The matthews family has been saving $600 for each of their child for college every year since they were born. The family has saved 10,200 so far. If Mike is 3 years older than Jessica how old is each child? (Hint: If Jessica's age is represented by x, how would you represent Mike's age?)

Which expression is equivalent to 2x^2+7x+4?

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.