tech wiz makes a profit of $35 for each mp3 player and $18 for each dvd sold. Tech wiz sold a combined total of 135 dvd and mp3. let x be the number of mp3. write an expression for the combined profit total in dollars.
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.
tech wiz makes a profit of $35 for each mp3 player and $18 for each dvd sold. Tech wiz sold a combined total of 135 dvd and mp3. let x be the number of mp3. write an expression for the combined profit total in dollars.
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