Study Guide 1 Snap 2

Front

What is the distributive property in mathematics?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication to each addend.

Front

Simplify the expression: 2(2z + 5) - 1 - 6z

Back

-2z + 9

Front

How do you find the total amount of money Jalen has for pizza?

Back

Add the amounts given by his mother and father to his initial amount: $10.75 + $18.67 + $23.19 = $52.61.

Front

What is the value of the expression -16 + 9 - (-12)?

Back

5

Front

What does |x| represent in mathematics?

Back

|x| represents the absolute value of x, which is the distance of x from 0 on the number line, always a non-negative number.

Front

Is the equation |l - 28| = 28 true or false?

Back

True, because the absolute value of l - 28 can equal 28 when l is either 56 or 0.

Front

What happens when you add two positive percentages?

Back

Adding two positive percentages does not result in zero; it increases the total value.

Front

What is the first step in simplifying an expression?

Back

Identify and apply the distributive property if necessary, then combine like terms.

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

What is the result of subtracting a negative number?

Back

Subtracting a negative number is the same as adding a positive number.