Algebra lesson 16, algebra homework help

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Find the solution sets to the following quadratic equations. Remember to first put into standard form if necessary.

1.

a) 3x² + 4x² = 35

b) 3x² – 28 = 2x² + 33

c) x² – 25 = 25

2.

a) 2x² – 30 = 70

b) 8x² – 6x² = 54

c) 3x² – 6 = 34 – 2x²

3.

a) x² + 49 = 196

b) 5x² – 40 = 100

c) 9x² = 4x² + 100

4.

a) x² – 4 = 80

b) x² + 25 = 100

c) 2x² + 7 = 67

5.

a) (x² + 2²) = 16

b) (x + 5)² = 23

c) (x – 4)² = 11