niajack531 niajack531

10-09-2017
Mathematics

contestada

Are the equations sometimes, always, or never true?
a. 15 + 2x − 4 = 9x + 11 − 7x
b. 2x + 3(4x − 1) = 2(5x + 3) + 4x

Respuesta :

texaschic101 texaschic101

10-09-2017

15 + 2x - 4 = 9x + 11 - 7x
2x + 11 = 2x + 11
always true

2x + 3(4x - 1) = 2(5x + 3) + 4x
2x + 12x - 3 = 10x + 6 + 4x
14x - 3 = 14x + 6
never true

Answer Link

Otras preguntas

Which of the following countries has the highest number of Fortune 100 companies? A. France B. Japan C. Germany D. United States

what is the word when a place is ruled by another country?

A tree grows 1 3/4 per year.How long will it take the tree to grow from a height of 21 1/4 feet to a height of 37 feet?

115 miles on 6 gallons of gas

What do followers of animism believe?one should give to the poor all natural things have spirits ancestors should be respected history should be passed down usi

75 to 45 simplest form

What sparked off Shays's Rebellion? unemployment high taxes and foreclosures currency devaluation high farm tariffs

Suppose a bill has passed both the House and the Senate. It goes to the president at the beginning of the annual session of Congress. The president doesn't sign

What is it called when different seats are priced differently?

What is a adjective for quarterback