willieyancey willieyancey

31-10-2019
Mathematics

contestada

write an equivalent expression for 7a+21

Respuesta :

elliottou elliottou

31-10-2019

Answer:

7(a+3)

Step-by-step explanation:

hopefully you can find that 7 is a multiple of both 7a and 21. we can drag this factor of 7 out and divide all the multiples by 7 then multiply the total by 7 (what i did to get the answer)

Answer Link

Otras preguntas

The heart has structures that are called_____. This allows the blood to move in one direction. A. Valves B. Veins C. Atrium D. Capillaries

Claudia reads publications such as The Wall Street Journal and other reputed dailies, and perceives herself to be knowledgeable about current affairs. Which of

There are a number of similarities and differences between a domestic and international exhibit; as a planner it is important to recognize these differences and

Which question could be answered by the organized list shown? Select two answers. XXX, XXY, XYX, XYY , YXX, YXY, YYX, YYY A. a fair coin flipped three times

Consider the following multistep reaction: A+B→AB(slow) A+AB→A2B(fast)–––––––––––––––––––– 2A+B→A2B(overall) Based on this mechanism, determine the rate law for

meaning of this definition..please help me..i can't understand this and also give me your best wishes for my biology final exam..i want to be 1st again in my cl

Ken is a patrol officer in Orlando. As part of his routine patrolling activities, he spends the first half of the day responding to citizen complaints and emerg

What is the cause and effect of the dominion under British control

Consider the investment project with the following net cash flows. What would be the value of X if the project’s IRR is 25%? End of year (n) Net Cash Flow Year

Name the group of policies and programs that seek to redress past injustices against specific groups by making special efforts to provide those groups with educ