keeykeey22
keeykeey22 keeykeey22
  • 02-03-2017
  • Mathematics
contestada

Use the elimination method to solve the system of equations.choose the correct ordered pair.
4x+6y=62
-6x+6y=-18

Respuesta :

Аноним Аноним
  • 02-03-2017
if we subtract the equations we can eliminate the 2 6y's
subtractiong the second from the first:-

10x = 44
x = 4.4
now plug x = 44 into the first equation:-
4*4.4 + 6y = 62
6y = 62 - 4*4.4 =  44.4
y = 44.4/6 = 7.4

the answer is the order pair (4.4,7.4)

Answer Link

Otras preguntas

Which state representatives proposed the Virginia Plan the New Jersey Plan and the Great Compromise?
Chrissy is 7 years younger than her brother, Larry. If larry is L years old, write the expression for chrissy's age need help asap
a cuboid is also know as rectangular​
The four thinkers in the chart were French philosophes. The chart lists some of their most important works and their major contributions to knowledge. Comparing
Ahhh helpppp:))))))))))
HELP WILL GIVE BRAINLIEST
Rewrite the following statement as an equation. The sum of a number squared and three less than twice the number is 129.
Adela’s favorite story is about a young girl with big dreams. What is the function of the word about in the sentence? conjunction preposition interjection adver
−3/8 ÷ 7/12 −0.75 ÷ 0.03 Please help asap!!!
How many molecules are in 23 moles of oxygen (O2)? Round the answer to one digit past the decimal point. If the answer is less than 1, you must type a zero befo