Algebraic Expressions Challenge
Authored by Vijayasree sanapathi
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8th Grade
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify the expression: 3x + 5y - 2x - 4y
4x + 9y - 2
x + y + 1
2x + y - 4
5x + 3y - 6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve for x: 2x + 7 = 15
x = 3
x = 6
x = 4
x = 10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Factorize the expression: 4x^2 - 25
(2x + 5)(2x - 5)
(2x - 5)(2x - 5)
(2x + 5)(2x + 5)
(4x + 5)(x - 5)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Evaluate the expression for x = 3 and y = 4: 2x + 3y
18
10
25
12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Combine like terms: 5a + 2b - 3a + 4b
2a + 6b
7a + 6b
8a + 2b
2a - 3b
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify the expression: 2(3x - 4) - 5(2x + 1)
6x - 8 - 10x - 5(2x + 1)
-4x - 13
6x - 8 - 10x - 5
2x - 8 - 5(2x + 1)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Solve for y: 3y - 8 = 13
y = 7
y = 15
y = 10
y = 5
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