Answer:
Calculating percentages are important as they apply to real life activities. For example, shopping. If you are on a budget and you want to know how much your total is with tax, you can convert the decimal for the tax, turn it into a percent and add it to your total. Another example is eating at a restaurant. A good tip is 15-20% so you can calculate this and add it to your price.
Step-by-step explanation:
Step-by-step explanation:
f(x) = (x+7)(x-3)
= x²+4x-21 ... (option A)
Answer: m∠2 = 28°
Step-by-step explanation: Right bro. 1000%
Answer:
Combine like terms calculator is a free online tool which can help to combine like terms in an equation and simplify the equation. This is a handy tool while solving polynomial equation problems as it makes the calculations process easy and quick.
Steps to Use the Combine Like Terms Calculator
This tool is a very simple tool for combining like terms. Follow the given steps to use this tool.
Step 1: Enter the complete equation in the first input box i.e. across “Enter Terms:”
Step 2: Click on “Combine Like Terms”.
Step 3: After clicking on “Combine Like Terms”, a new window will appear where all the like terms will be simplified.
What are Like Terms in an Equation?
In an equation, like terms refer to the terms which are having equal powers. For example, x2 and 2x2 are like terms. Similarly, 3x3 and 54x3 are like terms.
For an equation, 2x2 + 13 + x2 + 6, the “Combine Like Terms Calculator” calculator will give the output as 3x2 + 19.
Answer:
300
Step-by-step explanation:
The red portion is marked with a small square; that means it is a 90° section. It is 1/4 of the whole circle. They also said 75 kids chose red. If 1/4 of the circle represents 75 kids, then the whole entire circle would represent 75+75+75+75 kids or 4(75) kids, which is 300 kids.
