5-1 Solving Inequalities by Addition & Subtraction N#___ _/_/___.

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Presentation transcript:

5-1 Solving Inequalities by Addition & Subtraction N#_____ _____/_____/_____

> : a greater than, more than < : less than, fewer than > : greater than or equal to, no less than, at least < : less than or equal to, no more than, at most

E1 Solve. x – 12 > 65

E2 Solve. 12 > y + 9

E3 Solve x + 23 < 14

E4 Solve 7 > k +5

E5 Solve 12n – 4 < 13n

Ex 6 Write an inequality and solve: Seven times a number is greater than six times that number minus two.

Ex 7 Write an inequality and solve. The sum of a number and -7 is at most 18. Find the number.

E1 Solve. x – 12 > 65

E2 Solve. 12 > y + 9

E3 Solve x + 23 < 14

E4 Solve 7 > k +5

E5 Solve 12n – 4 < 13n

Ex 6 Write an inequality and solve: Seven times a number is greater than six times that number minus two.

Ex 7 Write an inequality and solve. The sum of a number and -7 is at most 18. Find the number.

> : a greater than, more than < : less than, fewer than > : greater than or equal to, no less than, at least < : less than or equal to, no more than, at most

A#_____ ____/____/____ Pg 286 #12-23