19-09-2017
Mathematics

contestada

What should be the first step in adding these equations to eliminate y?

What should be the first step in adding these equations to eliminate y class=

Respuesta :

wizard123 wizard123

19-09-2017

Multiply top equation by 3.

3* (-2) = -6

(-6) + 6 = 0

The goal is for the 'y' coefficients to add to 0.

Answer Link

Otras preguntas

PLEASE!!!! I need help with the 6 yellow highlighted numbers for U.S. Government.

A line is drawn through (–7, 11) and (8, –9). The equation y – 11 = (x + 7) is written to represent the line. Which equations also represent the line?

What shapes are used to make map projections?

Which forces include attractive and repulsive interactions? A. electric and magnetic forces B. static friction and air resistance C.rolling friction and flu

When humans touch something nerve impulses travel to and from the brain at a rate up to?

What part of speech is the underlined word in the sentence? The city lights shone brightly against the dark sky. A. pronoun B. noun C. adjective

Por qué la halló a cruso la calle

Match the proper definition with the correct category: evolution, mutation, genetic drift, or migration.

Select the words which have a prefix but no suffix added to the root word. recoverable conform helpless discharge unsuccessful

In "Moby Dic", as the ship is sinking, we see a crew member frantically nailing Ahab's flag to the mast. This detail exemplifies the larger theme of: Question 1