Linear system

Solve this linear system (two linear equations with two unknowns):
x+y =36
19x+22y=720

Correct answer:

x =  24
y =  12

Step-by-step explanation:


x+y =36
19x+22y=720

x+y =36
19•x+22•y=720

x+y = 36
19x+22y = 720

x = 24
y = 12

Our linear equations calculator calculates it.



We will be pleased if You send us any improvements to this math problem. Thank you!






Showing 1 comment:
#
Math student
more explanation of the question

avatar









Tips to related online calculators
Do you have a system of equations and looking for calculator system of linear equations?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions:

  • Three unknowns
    matrix Solve the system of linear equations with three unknowns: A + B + C = 14 B - A - C = 4 2A - B + C = 0
  • Linear system
    linear_eq Solve a set of two equations of two unknowns: 1.5x+1.2y=0.6 0.8x-0.2y=2
  • Equations
    p1110617 Solve following system of equations: 6(x+7)+4(y-5)=12 2(x+y)-3(-2x+4y)=-44
  • Equations - simple
    linearna Solve system of linear equations: x-2y=6 3x+2y=4
  • Two equations
    children Solve equations (use adding and subtracting of linear equations): -4x+11y=5 6x-11y=-5
  • Linsys2
    linear_eq Solve two equations with two unknowns: 400x+120y=147.2 350x+200y=144
  • Non linear eqs
    q2_non_linear Solve the system of non-linear equations: 3x2-3x-y=-2 -6x2-x-y=-7
  • Mean
    integrales if the mean of the set of data 5, 17, 19, 14, 15, 17, 7, 11, 16, 19, 5, 5, 10, 8, 13, 14, 4, 2, 17, 11, x is -91.74, what is the value of x?
  • Simple equations
    enc2 Solve system of equations: 5x+3y=5 5x+7y=25
  • Hockey teams goals
    hockey Hockey teams fired 200 goals. The second team 13 less than first team, third 16 less than the first and fourth tean 19 goals less than first. How many goals fired each team?
  • Solve
    springblooms_craft Solve this direct relation by the triplet: 0.25h. .. . . .. .. . . .. .. .. 3 pcs 6.5h. .. . . .. .. . . .. .. . . .. .. x pcs
  • Motion2
    car_cycle Cyclist started out of town at 19 km/h. After 0.7 hours car started behind him in the same direction and caught up with him for 23 minutes. How fast and how long went car from the city to caught cyclists?
  • Suit
    oblek The suit cost 119 euros. How much cost the pants if it is 50% cheaper than the jacket.
  • Rectangle field
    land The field has a shape of a rectangle having a length of 119 m and a width of 19 m. , How many meters have to shorten its length and increase its width to maintain its area and circumference increased by 24 m?
  • The painter
    Camille_Corot The painter lived to be 82 years old. In the 20th century, he lived 32 years longer than in the 19th century. In what year was he born?
  • Quadratic function
    parabola Write the equation of the quadratic function, which includes points A (-1, 10), B (2, 19), C (1,4)
  • Family
    4kids Family has 4 children. Ondra is 3 years older than Matthew and Karlos 5 years older than the youngest Jane. We know that they are together 30 years and 3 years ago they were together 19 years. Determine how old the children are.