nope1345 nope1345

21-11-2020
Mathematics

contestada

Help please if you don’t know don’t answer thank you so much

Help please if you dont know dont answer thank you so much class=

Help please if you dont know dont answer thank you so much class=

Respuesta :

xenia168 xenia168

21-11-2020

Answer:

Step-by-step explanation:

1). Replace one equation with a multiple of itself.

2x + 7y = 3 ⇔ 4(2x) + 4(7y) = 4(3)

2). Yes, systems are equivalent.

Answer Link

Otras preguntas

In a mathematics class, half of the students scored 42 on an achievement test. With the exception of a few students who scored 78, the remaining students scored

Describe the properties of mains electricity in the UK

What kind of values did the colonists have instilled in them after generations removed from England/Britain that gave them their own unique identity?

If (6 to the second power )x = 1 what is the value of x? Explain your answer.

Which of the following species is not capable of acting as an Arrhenius acid in aqueous solution? A) CHCl_3 B) HNO_3 C) H_2SO_4 D) H_3O^+ E) HClO_4

Read the excerpt from "An Image of Africa: Racism in Conrad’s Heart of Darkness” by Chinua Achebe. In the fall of 1974 I was walking one day from the English De

I'm bad at math. a plan for a baseball diamond is drawn in a coordinate plane. the baseball diamond is in a shape of a square.with vertices at approximately (0,

help pls brainliest plus 10 ptsi think its -15 can u check ?

Dscribe the European Court of justice . (where are tehey located? Wht is their purpose ?)

Which city lies closest to 0 degrees longitude? Tokyo Washington DC Cape Town London