6. Higher Order Thinking Tasha incorrectly draws this graph to represent the balance in her savings account over time. Time (months) 1 3. 4 a. What is the y-intercept of the graph and what does it represent in the situation? -80 -160 -240 b. Does the y-intercept make sense in this situation? Explain. -320 ty c. Explain Tasha's possible error. Account Balance ($)

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Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.