3Becka 3Becka
  • 25-05-2016
  • Mathematics
contestada

Liz buys x markers at 90p each and 3 books at 1.20 each the total cost is 13.50
Solve to find x

Respuesta :

whiskeyo
whiskeyo whiskeyo
  • 25-05-2016
90p = 0.9
13.5 = 0.9x+3*1.2
0.9x = 13.5-3.6
0.9x = 9.9
x = 11
Answer Link

Otras preguntas

what trio kidnaps sandy claws in the nightmare before christmas?
In the beginning of the twentieth century, the United States had become a accustomed to military involvement overseas. b unwilling to resolve issues through dip
how scientist know something happened before billion years ago
what is the mass of 3.0 x x times 10^23 atoms of neon?
(I WILL GIVE BRAINLIEST) PLEASE HELP!
What is the following expression? 3x2 + 5 1.monomial 2.binomial 3 neither
Hilda adds 5 to a number, then multiplies the sun by -2. The result is 6. Write and solve an equation to find the number, x. What is the number?
Meteorology is the study of radar. Meteors. Earth’s satellites. Earth’s atmosphere.
Question 3 You are working with the ToothGrowth dataset. You want to use the skim_without_charts() function to get a comprehensive view of the dataset. Write th
What are the molecular formulae of the following compounds ? Hydrochloric acid, sulphuric acid, sodium chloride, glucose, methane. ​