hotboikylexd hotboikylexd

05-04-2020
Mathematics

contestada

Seven times a number plus the sum of three and twice a number is 30.

Respuesta :

07alexpm 07alexpm

05-04-2020

Answer:

A number is 3

Step-by-step explanation:

x*7+(3+x*2)=30

9x+3=30

9x=27

x=3

Answer Link

18-01-2022

Answer:

n=3

Step-by-step explanation:

7n+2n+3=30;n=3

Answer Link

Otras preguntas

Which of the following biomolecules provides animals with insulation, helping them conserve body heat

Explain how valves help the transport of blood in veins.

ABC Corporation has declared a rights offering to stockholders of record on December 10th. Under the offer, shareholders need 10 rights to subscribe to 1 new sh

The accessibility of which of the following exercises makes them common for study by scientists? A•. Yoga and plates B•. Walking and running C•. Basketball and

What is the percentage of the shaded area

3 x (-2) can be read as A. 3 groups of -2 B. 2 groups of -3 C. The opposite of 2 groups of -1

Which number is a prime number? 63 65 67 69 Please help!

KICKSTARTER: Similarity and Compare and contrast the two sentences. A strong northerly wind blew furiously. Furiously blew a strong northerly wind.

please help me with number 5

what is 5(⅔)²-3=?what is the answer