Name____________________Writing Equations and Expressions1.On an algebra test, the highest grade was 42 points higher than the lowest grade. The sum of the two grades was 138. Find the lowest grade.2.Jeanne has $17 in her piggy bank. How much does she need to buy a game that costs $68?3.The length of a rectangular map is 15 inches and the perimeter is 50 inches. Find the width.4.A number divided by 8 is 65.Ellen is x years old. In thirteen years she will be 24 years old. How old is she now?