Mercedes12152002 Mercedes12152002
  • 23-01-2018
  • Mathematics
contestada

Hannah received $30 for her birthday and bought 3 shirts that were all the same price. If she had $9 left over, which equation shows how to determine how much each shirt cost? please help!!!

Respuesta :

Аноним Аноним
  • 23-01-2018
Equation:
9+3x=30

Answer:
9+3x=30

Subtract 9 from each side.
3x=21

divide by 3 on each side.
x=7

Each shirt cost $7.
Answer Link

Otras preguntas

what are the best tips for correcting punctuation?
how to plot m>0 on a number line
(a-6b)(a+6b) pls answer
A 1200 kg vehicle initially travelling at 50. km/h experiences an air resistance of 5000 N and road friction of 2200 N. The wheels deliver a force of 7500 N to
In the stomach,a. liquids are absorbedb. bile acids dissolve the fats in foodc. food is converted to chymed. nutrients are absorbed through capillaries
who makes the most computers
write an equation for each condition 1) The line with a slope of 7 and a y-intercept of -1( in slope-intercept form) 2) The line that passes through (1,-5) and
The recommended dose of Vancocin® for a severe staphylococcal infection is 40 mg/kg/day.  The adult weighs 180 pounds and is to receive the medication IV q6h
How to add and subtract fractions
What is the function of the pituitary gland?