21-01-2021
Mathematics

contestada

The perimeter of the triangle below is 10x - 3

Show how to solve

The perimeter of the triangle below is 10x 3 Show how to solve class=

Respuesta :

sendnadiaanemail sendnadiaanemail

21-01-2021

10x - 3 = x + 2 + 2x - 1
10x - 3 = 3x + 1
-3x on both sides
7x - 3 = 1
-1 on both sides
7x - 4

(Check 7x - 4 by adding them all up to equal 10x - 3)
x + 2 + 2x - 1 + 7x - 4 = 10x - 3
combine liked terms
10x - 3 = 10x - 3

Answer:
D) 7x - 4

Answer Link

Otras preguntas

i cant figure this problem can you guys help/i cant figure this problem can you guys help?

Huy borrowed $4500 from a bank at a rate of 5% per year compound interest. He paid back the money and interest at the end of 2 years. How much interest did he p

(1) There are certain types of people you should not trust. (2) One type is people who tell you that God told them to ask you to send them money. (3) You know t

when would be a good time to use a bcc rather than a cc?

Please help I don't understand these questions

hi , can anyone help me on this question using cross multiplication.

From the text above, what was George Washington's opinion on the relationship between religion and government? A. Religion is important to government because it

The product of two rational numbers is 117/40. If one of them is - 13/5, find the other.

find the horizontal asymptote(s).

What is one way Ukraine has been affected by cultural diffusion?