Belinsm Belinsm

04-02-2022
Mathematics

contestada

Simplify the following expression:
-5a + 3b - (-2а) - 7b
Show me how you do it please.

Respuesta :

jimrgrant1 jimrgrant1

04-02-2022

Answer:

- 3a - 4b

Step-by-step explanation:

note that - (- ) = + and + (- ) = -

- 5a + 3b - (- 2a) - 7b

= - 5a + 3b + 2a - 7b ← collect like terms

= (- 5a + 2a) + (3b - 7b)

= - 3a + (- 4b)

= - 3a - 4b

Answer Link

Otras preguntas

What is the structure of an artery ?

What should you do to have a healthy lifestyle? (Spanish only 2-4 sentences)

Find the formula for an for the arithmetic sequence given a1=94 and a6=85

What foreign policy did the Tokugawa practice

Find the value of x in each case. PLEASE SHOW WORK!!!

Who is the first president of Philippines

Which lines from "Mending Wall" indicate that the neighbor is willing to participate in mending the wall? We wear our fingers rough with handling them. Oh, just

When the hydronuim ion concentration of an aqueous solution is increased by a factor of 10 the pH value of the solution?

500 POINTS The p53 gene performs what function plz help will mark branliest

x^3 = 125 over 27 CAN I PLEASE GET HELP