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Answer:
three
Step-by-step explanation:
1) solving for roots
2) Quadratic formula
3) By completing square
Answer:
Step-by-step explanation:
All angles in a triangle add up to 180º, so we can make this equation.
7x-2+5x-10+4x=180
Combine like terms
16x-12=180
Add 12
16x=168
Divide
x=16.5
Answer: It's 64 with no remainder