rsledoux rsledoux

16-06-2020
Mathematics

contestada

Solve systems of equations for x + y, please!! 7x + y = 6 10x + y = 12

Respuesta :

marlinhadryelle1919 marlinhadryelle1919

16-06-2020

Answer:

-6

Step-by-step explanation:

A) 7X + Y = 6 (-1) ------> A) -7X - Y = -6

B) 10X + Y = 12

A) + B) ---> 3X = 6 ------> X = 2

10 . 2 + Y = 12 ------> Y = 12 - 20 = -8

X + Y = 2 - 8 = -6

Answer Link

Otras preguntas

When two loci are on the same chromosome, progeny sometimes do not exhibit the phenotypes that would be predicted by the law of independent assortment. this out

Like columbus, many europeans in the 1400s thought the world was what

28 men can finish the job in 60 days. At the start of the 16 day, 5 men were laid off and after the 45th, 10 more men were hired. How many days were delayed in

9) If AB = AD + DB and AD = AC, then AB = AC + DB because of the? a. Reflexive property b. Symmetric property c. Transitive property d. Substitution property

a traffic light is red for 25 sec, yellow for 5 sec, and green for 55 sec. what is the probability that when you reach the light the light is yellow

Where did the western settlers come from?

Homeostasis will be MOST affected by the removal of the

If the difference between the exterior angle of a n sided regular polygon and an (n 1) sided regular polygon is 12. find the value of n.

The manager of a 100-unit apartment complex knows from experience that all units will be occupied if the rent is $800 per month. A market survey suggests that,

If anyone can check my work for me that would be greatly appreciated I'm having trouble. Evaluate the expression foe the given value of the variable. |-4b-8|+|-

ACCESS MORE