alexa211297 alexa211297

18-03-2021
Mathematics

contestada

7(5x + 7) = 399 can someone tell me what is x with steps please and thank you

Respuesta :

Аноним Аноним

19-03-2021

Answer:

x = 10

Step-by-step explanation:

[tex]7(5x+7)=399\\\\35x+49=399\\\\35x+49-49=399-49\\\\35x=350\\\\\frac{35x=350}{35}\\\\ \boxed{x=10}[/tex]

Hope this helps.

Answer Link

Otras preguntas

A student lifts a 2.0 kg bag of apples one. 5 m above the floor. By how many joules has the potential energy of the bag of apples increased? (Assume g=10 m/s^2)

Can someone help me I’m this maths question

Who emerged as a leading figure in the civil rights movement during the bus boycott? A. Thurgood Marshall B. Frederick Douglass C. Hank Aaron D. Dr. Martin Luth

What are the long term side-effects of taking birth control?

Name two local organizations or agencies that can help with information on birth control

Please help with solution needed!!

HELP RIGHT NOW PLEASE I WILL GIVE BRAINLIEST !!!! 02.08 Support Your Main Ideas Using the ideas you previously wrote in your Information Research Chart and your

10 man construct a building in 40 days . how long will it take 20 man to do this work ?

*Will award brainliest if correct answer is given!* A(n) __________ to evaluate blood flow can provide a more definitive diagnosis of varicose veins. a. PET sca

A bacterium replicates by binary fission. How do the offspring compare to the original bacterium? A. They are the same size, but contain different genetic infor