mayajackson2021
mayajackson2021 mayajackson2021
  • 02-09-2019
  • Mathematics
contestada

Two shirts and one tie costs $42, but one shirt and two ties cost $39. What does one shirt cost?

Respuesta :

isabellaaaa51
isabellaaaa51 isabellaaaa51
  • 02-09-2019
let s = shirts
let t = ties
2s + t = 42
s + 2t = 39
s = 15
t = 12
one shirt equals $15
Answer Link

Otras preguntas

NEED help with homework pls 42.7 divided by 7 36.48 divided by 6 7.29 divided by 9
American exceptionalism can best be defined as the belief that A.the United States could acquire territory by force because US troops were exceptional. B.the Un
Which of the following elements is not necessary to prevent value conflicts in the work place? A. Honest communication B. Consideration C. Tolerance D. Avoidan
Help please Solving Systems Using Inspection How many solutions does this system of equations have? A. none B. exactly one C. exactly two D. infinitely many
why do we need both a small and large intestine?
which statement below BEST summarized the role of the DNA molecules in cells? a) guides cell division b protects cells from infection c provides the instruction
In which order were these documents written and adopted? 1. U.S. Constitution 2. Bill of Rights 3. Declaration of Independence 4. Articles of Confederation A.
solve each system using substitution x=-2y=1 x=y-5
the shaded rectangle shown below is a scale drawing of a rectangle whose area is 288 scale feet. what is the scale factor of the drawing?
some number minus 6 is equal to 20 minus 19