tantalic4444
tantalic4444 tantalic4444
  • 18-05-2020
  • Mathematics
contestada

can someone please help me out and understand how maybe?​

can someone please help me out and understand how maybe class=

Respuesta :

thebuba3 thebuba3
  • 18-05-2020

Answer:

Step-by-step explanation:

x = senior citizen

y = student

4x + 5y = $102 | 4x + 5y = $102

7x + 5y = $126 | -1 = -7x - 5y = - $126

-3x = -$24

x = $8

4($8) + 5y = $102

$32 + 5y = $102

5y = $70

y = $14

(x,y) = (8 , 14)

Answer Link

Otras preguntas

Subtract the polynomials: 2x^2−3xy+4y^2 from 3x^2−5xy−6y^2
Ta,Os,Rh the periodic table these create what metal,non metal,gas or metalloid
A box weights 50kg applies friction force of 125N. You apply a force of 150N going in the right direction. What is the total net force and direction of the box?
what are some interview questions to ask an early childhood teacher​
the angle between the hands of a clock at 8 O'clock is​
Fix any punctuation or capitalization errors below. Click "Submit Answer" if thereare none.Zazu's performance was amazing; the backup dancerswere also quite goo
Which battles occurred on the western front in World War 1? A)Brusilov, Ypres, Galicia b)Verdun, Gaza , Beersheba e c)Marne, Verdun , Somme d)Gallipoli , Tanne
Which of the following points lies on the circle whose center is at the origin and whose radius is 13? (-5, 12) (square root 13,square root 13) (6.-7)
Given: ∆ABC ≅ ∆DEF Find: AB and m∠F
I’m not sure what to put! (Help asap) also this is for sinners in the hands of an angry god