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Questions and Answers
What is the value of x in the equation $2x + 3x = 45$?
What is the value of x in the equation $2x + 3x = 45$?
The solution to the equation $2(3x - 5) = 4x + 12$ is $x = 11$.
The solution to the equation $2(3x - 5) = 4x + 12$ is $x = 11$.
False
Solve for x: $2x - 11 = 29$
Solve for x: $2x - 11 = 29$
20
The result of multiplying $2a(3x^2 - 5y^2)$ is $______ax^2 - 10ay^2$.
The result of multiplying $2a(3x^2 - 5y^2)$ is $______ax^2 - 10ay^2$.
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Match the expressions with their corresponding simplified forms:
Match the expressions with their corresponding simplified forms:
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Study Notes
Test 6 (Semester Exam) Directions
- Show all work neatly in pencil in the provided space.
- Copy answers from the workspace into the answer space.
- Use another sheet to keep all work and answers covered at all times.
Equations to Solve for x
- 2x + 3x = 45
- 2x - 11 = 29
- 2x/3 = 12
- 6x + 2x - 1 = 15
- 5x - 6 = 50 - 2x
- 2(3x - 5) = 4x + 12
Adding Expressions
- Combine like terms: -2a + 4b, -6a - 2b, a + 3b
- Combine like terms: 4x² - 3xy + 5y² + 10xy - 17y² - 11x² - 5xy + 12x² - 2xy
Subtracting Expressions
- Subtract the lower number from the upper number: -8x - y, -4x - 7y
- Subtract the lower number from the upper number: -15x - 3y + 2z, -3x + 8y - 9z
Multiplication
- Multiply 2a by the expression: 3x² - 5y²
- Multiply binomials: (2x + 6) and (3x + 2)
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Description
Solve for x in various algebraic equations and add expressions. This quiz covers basic algebra concepts and problem-solving skills.
