L2 Topic 2: Algebraic Expressions
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Question 1 of 5
1. Question
Evaluate the following expression for a = −10:
\(\frac{a^{2}}{4}−3a+4\)
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Question 2 of 5
2. Question
Evaluate the following expression for a = xy and b = x2:
2a + 3b
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Question 3 of 5
3. Question
Simplify: 2(3x + 4y) + 7(2x − 2y)
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Question 4 of 5
4. Question
A patient’s hospital bill is $1,896. If they pay $158 per month, which expression represents their balance after x months?
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Question 5 of 5
5. Question
The electric company uses the formula 0.057k + 23.50, where k represents the number of kilowatt-hours used by the customer, to determine the amount of a customer’s bill. Find the bill amount for a customer who uses 1210 kilowatt-hours.
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