Which are the like terms in 5x3 + 3x2 – x + x3? 5x3and x3 5x3and 3x2 5x3, 3x2, and x3 they are all like terms. 2. simplify: 4x3 – 3x2 + x + 3x3 7x6– 3x2+ x 4x3– 3x2+ x + 3x3 (the expression cannot be simplified) 7x3– 3x2+ x 5y3 3. simplify: 6y + 5z + 8y – 3z 11y + 5z 14y + 2z 14y + 8z 16yz

Ithink i know it but i want to be sure so can you me out ?

How can writing phrases as algebraic expressions you solve problems?

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75