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In this lesson, we will learn how to evaluate algebraic expressions at a given value of the variable(s), especially multiplication and division expressions.

Q1:

If π = 3 , and π = 8 , evaluate π β π .

Q2:

Evaluate 1 0 π Γ· 2 , given that π = 4 .

Q3:

Given that π = β 2 and π = β 6 , find the value of π π 2 2 .

Q4:

Given that the expression 5 0 0 π‘ can be used to determine the distance, traveled by a Boeing 707 aircraft, where the variable π‘ represents the time in hours , determine the distance the aircraft can travel in 10 hours.

Q5:

Given that 9 π₯ + 4 π¦ = 8 and π ( 3 6 π₯ + 1 6 π¦ ) + 4 π ( 9 π₯ + 4 π¦ ) = 6 4 , what is the value of π + π ?

Q6:

A pizza delivery company offers 2 medium pizzas and a 1-liter bottle of soda for . They offer 2 sides and a dessert for .

Amir ordered 8 medium pizzas, 4 sides, 4 liters of soda, and 2 desserts. What is the cost of his order?

Q7:

Find π΄ π΅ given that π΄ = 3 π + 5 2 and π΅ = 2 π + 6 2 .

Q8:

Given that the multiplicative inverse of π₯ β π π₯ β 4 is π₯ β 4 π₯ β 2 , what is the value of π ?

Q9:

Fill in the blank: 8 6 π₯ π¦ = β 2 π₯ π¦ Γ Γ π₯ π¦ ο§ ο¨ ο§ ο ο© ο« ο« .

Q10:

If π = 3 , and π = 9 , evaluate π β π .

Q11:

Evaluate 1 8 Γ· 2 π , given that π = 3 .

Q12:

Evaluate 3 0 Γ· 2 π , given that π = 3 .

Q13:

Evaluate 2 4 Γ· 2 π , given that π = 4 .

Q14:

Evaluate 2 4 Γ· 3 π , given that π = 2 .

Q15:

Evaluate 1 8 Γ· 3 π , given that π = 2 .

Q16:

Evaluate 1 6 Γ· 4 π , given that π = 2 .

Q17:

Evaluate 2 4 Γ· 2 π , given that π = 2 .

Q18:

Evaluate 2 0 Γ· 2 π , given that π = 5 .

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