Solve the problem. Check answers to be sure they are reasonable. The dimensions of a rectangular monitor screen are such that its length is 6 in. more than its width. If the length were doubled and if the width were decreased by 1 in., the area would be increased by 128 in2. What are the length and width of the screen?
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.
|
The dimensions of a rectangular monitor screen are such that its length is
6
in. more than its width. If the length were doubled and if the width were decreased by
1
in., the area would be increased by
128
in2.
What are the length and width of the screen? |
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 4 images
