3076850
3076850
02-05-2019
Mathematics
contestada
solve..........20 = 5x + 10y
Respuesta :
Аноним
Аноним
02-05-2019
5x + 10y = 20
-5x + 20 = 10y
-x/2 + 2 = y
y = 2 - x/2
20 - 10y = 5x
4 - 2y = x
x = -2y + 4
Answer:
x = -2y + 4
y = 2 - x/2
Answer Link
VER TODAS LAS RESPUESTAS ( 47+ )
Otras preguntas
Is 2/10 a simplest form
Greek fire was used by the____?
what is 111*4=,please help
Melissa bought a pencil for $0.34, an eraser for $0.22, and a notebook for $0.98. What is a reasonable estimate for the amount melissa spent?.
Although the withdrawal symptoms are extremely challenging, millions of Americans have kicked the habit and live happy, smoke-free lives. (1 point) true false
$30 board game on sale for $20.10
Disorders of the skin include all of the following except A. acne. B. osteoporosis. C. psoriasis. D. carcinomas.
What the answer for amino acids:
Materials with the same R-value have the same ability to insulate. a. True b. False
Which of the following adaptations enables deciduous trees to produce more food? a. thick bark b. stretching toward the sun c. leaf loss d. color change
