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

Find the common factors and the GCF of 8 and 24

A recipe requires 1/3 cup of milk for each 1/4 cup of water. How many cups of water are needed for each cup of milk?

What's a condom? Please make it detailed Best answer get's Brainliest but you have to answer quickly!

Who was the king of the titans?

please help 45 points! at least three sentences please! What were Ushabti? What purpose did they have?

Hey circular trampoline has an area of 132.2 ft.² what is the radius of the trampoline rounded to the nearest tenth

The following are examples of chemical properties except ____. Choices the ability to burn the ability to be crushed the ability to react with oxygen toxicity

Nicole needs to spend at least 4 hours each week practicing the guitar. She has already practiced 2 1/3 hours this week. She wants to split the remaining practi

In covalent bonds, atoms share electrons to fill up energy levels. True or False

Given: E-midpoint of DA F - midpoint of DB E, F, C collinear, FC ≅ EF Prove: EABC is a parallelogram.