222364
19.08.2021 •
Mathematics
4n² + 3n +5 and 2n²+3 soln.
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Ответ:
x = 5
General Formulas and Concepts:
Pre-Alg
Order of Operations: BPEMDASEquality PropertiesGeometry:
All angles in a triangle add up to 180°.Step-by-step explanation:
Step 1: Set up equation
53 + 74 + (11x - 2) = 180
Step 2: Solve for x
Combine like terms: 125 + 11x = 180Subtract 125 on both sides: 11x = 55Divide both sides by 11: x = 5