Brispence
Brispence Brispence
  • 02-02-2021
  • Mathematics
contestada

y= 3/4x
5/2x + 2y = 5​

Respuesta :

clarch19
clarch19 clarch19
  • 02-02-2021

Answer:

x = 5/4

y = 15/16

Step-by-step explanation:

substitute 3/4x for 'y' in the 2nd equation

5/2x + 2(3/4x) = 5

multiply each side by 4 to eliminate fractions:

10x + 6x = 20

16x = 20

x = 20/16 or 5/4

y = 3/4 · 5/4

y = 15/16

Answer Link

Otras preguntas

The sales tax rate is 8%. Estimate the tax on a jacket that costs $69.95.
What is the average of 30, 40, and 80?
A test cross with an organism with a homozygous recessive genotype results in 50% of the offspring exhibiting the recessive trait. What is the genotype of the t
How do you say little sister, little brother, older sister, and older brother in Korean? I hope someone who actually know Korean can answer this question.
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
given: quadrilateral ABCD with ∠A= ∠C and BD the bisector ∠ABC prove: DB bisects ∠ADC
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
Checking daughter's homework and need help!  Miguel ordered a party try of sandwiches for a birthday party.  During the party, the quests left 2/5 of the sandwi
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
How many prime numbers are there between 56 and 100?