famousokaiiliaa famousokaiiliaa
  • 29-12-2017
  • Mathematics
contestada

i bought 1 sandwich and 2 sodas for $5.50. A sandwich cost $1.00 more than a soda . How much did the sandwich cost ?

Respuesta :

CherryWitch
CherryWitch CherryWitch
  • 29-12-2017
x = cost of soda
x + 1 = cost of sandwich

x + 1 + 2x = 5.5
3x + 1 = 5.5
3x = 4.5
x = 1.5
x + 1 = 2.5

The cost of the sandwich was $2.50. Hope this helps!
Answer Link

Otras preguntas

Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?
How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?
how is mass transit in cities a possible solution tk urban air pollution?
Which equation has the same y-intercept as y=4x-3?a. y-3=x              b. y=8x+3    c. 3-y=4x      d. y=-3+8xWhich of the following is the equation of the line
Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What