dezariaspencer dezariaspencer

02-05-2018
Mathematics

contestada

solve the system using the substitution method
4x+6y=8
3x+y=9

Respuesta :

fatehahnordin9p7wo43 fatehahnordin9p7wo43

02-05-2018

4x+6y=8
3x+y=9

y = 9 - 3x

4x + 6( 9-3x ) = 8
4x + 54 - 18x = 8
14x = 46
x = 23/7

y = 9 - 3(23/7)
y = 9 - 69/7
y = - 6/7

Answer Link

Otras preguntas

3. Identify the adjective phrase in the sentence. What sort of food do crickets usually eat? (Points : 2) usually eat do crickets of

why is water so important in metabolism

Is Glass a good conductor of heat? is Metal a good conductor of heat? is wood a good conductor of heat

rachel has a collection of 40 stuffed animals . of the stuffed animals 3/8 are bears and 1/5 are dogs the rest are other animals . how many other animals does s

How many counting numbers are between 30 and 65, not including 30 and 65?

Name the two lines and the transversal that form each pair of angles

Lily and julian start with the same number. Lily works out half the number and Julian works out 3 quarters The sum of their answers in 275 What was the startin

Let E and F be independent events in a sample space S with Pr[E] = 0.4 and Pr[F] = 0.2. Find Pr[EUF] A.0.60 B.0.52 C.0.40 D.0.32 E.0.08

A basketball rolls of a 0.70 m high desk and strikes the floor 0.25 m away from the base of the desk? How fast was the ball rolling?

what is the main functions of lipids?