biancaaburtoejwjkwje biancaaburtoejwjkwje

11-01-2021
Mathematics

contestada

7th grade math help me please :)

7th grade math help me please class=

Respuesta :

jimrgrant1 jimrgrant1

11-01-2021

Answer:

7x + 1 and 2a - 1

Step-by-step explanation:

(a)

2x + 1 + 5x ← collect like terms

= (2x + 5x) + 1

= 7x + 1

(b)

- 3a + 2 + 5a - 3 ← collect like terms

= (- 3a + 5a) + (2 - 3)

= 2a + (- 1)

= 2a - 1

Answer Link

Otras preguntas

Leah has 6 1/4 yards of ribbon to make bows. Each bow is made from a piece of ribbon that is 1/3 yard long. What is the maximum number of complete bows Leah

15 POINTS please help! How many zeros will be in the product of 5 x 105 = ________? Explain how you know. Thank you! :)))))

Express the measurement 4.29478416 kg with 8, 6, 4, and 2 significant figures

The French and Indian War caused Great Britain to go into debt, which then eventually led to the Revolution.

What are some real-life examples of the physical features of the Earth?

If a car is accelerating at 5 m/s^2 and it’s mass is 20kg; what would be the force in Newton’s to cause this? (Recall: F=MA)

What do historians refer to as the cognitive revolution

Based on terminology or words found in this account, this document most likely originated in the: a.) 18th century b.) 16th century c.) 17th century d.)

which explorer founded Quebec

Lois wrote a check for $180. She also made two deposits of $40 each. Write the total change to her account balance as an integer.