BM2 Review Creating Equations

Front

What are algebraic terms?

Back

Algebraic terms are the parts of an algebraic expression that are separated by plus or minus signs. Each term can be a constant, a variable, or a combination of both, such as coefficients and exponents.

Tags

CCSS.6.EE.A.2B

Front

What does the expression 83 − 7.5t represent in a water tank scenario?

Back

The expression 83 − 7.5t represents the volume of water left in the tank after t hours, where 7.5 liters drain each hour.

Tags

CCSS.HSA-SSE.A.1A

Front

What is the equation that describes the total spending of Marti and Jake at the amusement park?

Back

The equation is 2e + 9r = 90, where e is the entrance fee per person and r is the number of rides each person takes.

Tags

CCSS.HSA.CED.A.3

Front

What does the number 20 represent in the expression $75 + 20(m - 3)$?

Back

The number 20 represents the cost in dollars of each cubic yard of mulch over 3 cubic yards.

Tags

CCSS.HSA-SSE.A.1A

Front

How do you calculate the total earnings after expenses?

Back

Total earnings = (Hourly wage × Hours worked) - Expenses.

Tags

CCSS.6.EE.B.6

Front

What is the minimum number of hours Drake needs to work to earn at least $2,000 after gas expenses?

Back

Drake needs to work at least 170 hours.

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents an unknown value in an expression or equation.

Tags

CCSS.6.EE.A.2B

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an algebraic term.

Tags

CCSS.6.EE.A.2B

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers, variables, and operations without an equality sign, while an equation states that two expressions are equal.

Front

What does it mean to simplify an algebraic expression?

Back

To simplify an algebraic expression means to combine like terms and reduce it to its simplest form.

Tags

CCSS.7.EE.A.1