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Basic Algebra

Basic Algebra

Basic Algebra: Simplify, Simplify, Simplify True or False

1. One square table can fit four chairs around it. Two tables pushed together can fit 6 chairs, and three tables pushed together can fit 8 chairs. How many tables are needed to sit 14 people?

-> 4

2. Which verbal expression is equivalent to 2(x - 4)? -> Two times a number less than four
3. Simplify the expression 3(2x + 6) – 4(x - 7). -> 10x + 46
4. Find the next number in the pattern: 2, 5, 10, 17, 26 … -> 36
5. Which algebraic expression is equivalent to the quotient of ten and twice a number? -> 20x
6. Multiply the expression -5(3x + 6)(3x - 6). -> 45x2 – 180
7. Simplify the expression -3x2 + 2xy - (-y) – 6y2 + 10xy + (-2x) – 9x2 + y2 + 7x - 6y. -> -12x2 + 12xy - 5y2 + 5x - 5y
8. Divide the expression . ->
9. Divide the expression . -> -6y2 + 3y – 2
10. Multiply the expression (4z + 2)(z2 - 7z + 1). -> 4z3 - 26z2 - 10z + 2

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