Simplify: 4x3 – 3x2 + x + 3x3 1. 7x3– 3x2+ x 2. 5y3 3. 4x3– 3x2+ x + 3x3 (the expression cannot be simplified) 4. 7x6– 3x2+ x

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State if the two triangles are congruent. if they are, state how you know?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.