emilyyy23356 emilyyy23356
  • 01-10-2020
  • Mathematics
contestada

What is the value of y in the equation 5x + 2y = 20, when x = 0.3?
2.5
2.8
9.25
10.75

Respuesta :

blinkybonky
blinkybonky blinkybonky
  • 01-10-2020

Step-by-step explanation:

5×0.3+2y=20

5×0.3= 1.5

1.5+2y=20

1.5+2y÷2=20÷2

1.5y=10

y=0.15

Answer Link
ainanajwa29
ainanajwa29 ainanajwa29
  • 01-10-2020

Answer:

y= 9.25

Step-by-step explanation:

5x + 2y = 20

2y = 20 - 5(0.3)

2y = 20 - 1.5

y = 20/2 - 1.5/2

y = 10 - 0.75

y = 9.25

Answer Link

Otras preguntas

write the expression for when you translate the graph of y=|x|-5 one unit to the right
Une correctamente el sujeto con el verbo. 1. Yo 2. Tú 3. Carlos 4. Nosotras 5. Vosotros 6.Los estudiantes comí. (1) comieron. (6) comisteis. (5) comiste. (2) co
measuring masses of the reactants (Reaction 2) Step 7
simplify 1/6^3 divided by 1/36
You throw a baseball upward with an initial velocity of 35 feet per second. The height h (in feet) of the baseball relative to your glove is modeled by the posi
Three-fourths of Mrs. Brown's class is boys. Two-thirds of those boys are wearing tennis shoes. What fraction of the class are boys with tennis shoes?
Passes through (-2,13) and (2,-7); write answer in slope intercept form.
Which sentence uses passive voice appropriately? A: The operator turns on the washing machine, and the soap is added later. B: After Labor Day weekend, the wate
Infectious diseases can be spread by food and air. true or false?
Select the right option in each of the sentences below: The slaughter of animals for their fur ............. caused controversy. A. has B. have