mochi16
mochi16 mochi16
  • 18-04-2020
  • Mathematics
contestada

Brenda sewed a total of 784 buttons on 90 dresses. She sewed 8 or 12 buttons on each dress. how many dresses have 12 buttons on it？please help fast​

Respuesta :

salatulmaghrib
salatulmaghrib salatulmaghrib
  • 18-04-2020
The answer is 16
.
12x + 8(90-x) = 784
12x + 720 - 8x = 784
4x = 64
x = 16

16 dresses have 12 buttons
Answer Link

Otras preguntas

What's the purpose of flipping the inequality sign when multiplying or dividing by a negative number?
How to divide fractions
Ava paid $4.90 for 2.5 pounds of walnuts. what is the cost of one pound of walnuts?
Which words tell you about his head?
A short illustration which is no longer than a sentence
The lines shown below are parallel if the green line has a slope of 5 what is the slope of the red line
List two advantages and two disadvantages to worldwide use of SI.
tHe ages of Rahul and Haroon are in the ratio 7:5.Four years later the sum of their ages will be 56 years.Find their present ages.
what are the steps to solving this equation. 2(x+1)-4=4
Mrs. b is a 30-year-old african american woman with two children. she is employed at a workplace that does not provide the employees with health insurance. mrs.