malachistewart malachistewart

01-02-2018
Mathematics

contestada

solve the system by substitution

6x+2y=26
x=6y+21

Respuesta :

Аноним Аноним

01-02-2018

Substitute x = 6y + 21 into the first equation:-
6(6y+21) + 2y = 26
36y + 126 + 2y = 26
38y = -100
y = -2.63
x = 6(-2.63) + 21 = 5.22

answer (-2.63, 5.22) to nearest hundredth

Answer Link

Otras preguntas

Who ever answers will get brainlest and revive 50 points ( and if u can put answers to whole assessment that will be fine to ;)

Suppose a price-taking firm produces 400 units at its optimal output level. At that output rate, marginal cost is $200, average total cost is $240, and average

-3(y+3)=2y+3help plzs!!!!!!......

HEELEPPPP PLEASEEE ASAPPP!!!!

A ball (mass 0.40 kg) is initially moving to the left at 30 m/s. After hitting the wall, the ball is moving to the right at 20 m/s. What is the impulse of the n

How to graph x-4y=-4

Choose the true statement about the graph of 3x > 6 A.) Open circle on 2 and all the numbers to the left are shaded B.) Open circle on 2 and all the numbers

10 - 2 +6= 3x (7 + 8)

Why did Germany, France, and Britain end up having to use the tactic of Trench Warfare in WW I? How did the use of trenches impact the health of the soldiers?

Tracy (of mass 49 kg) and Tom (of mass 77 kg) are standing at rest in the center of the roller rink, facing each other, free to move. Tracy pushes off Tom with