jenniferdiaz2005
jenniferdiaz2005
12-06-2020
Mathematics
contestada
2x + 3y = 1240
x = 2y - 10
Respuesta :
unicorn3125
unicorn3125
05-08-2020
Answer:
x = 350, y = 180
Step-by-step explanation:
2x + 3y = 1240
and
x = 2y - 10
so:
2(2y - 10) + 3y = 1240
4y - 20 + 3y = 1240
+20 +20
7y = 1260
÷7 ÷7
y = 180
x = 2•180 - 10 = 360 - 10 = 350
Answer Link
VER TODAS LAS RESPUESTAS ( 41+ )
Otras preguntas
Giving brainliest! Please give me the working out for the answer
why is research important for you the society?
Write an expression to find the distance (in degrees) between the LATITUDE lines of Moscow and Brasilia. Use absolute value in your expression.
Match the following terms to their correct definitions. Fine motor skills Gross motor skills Social-emotional skills Cognitive skills Language skills Learning n
Which excerpt from The Riddle of the Rosetta Stone shows a cause-and-effect relationship? “The group traveled up the Nile in two boats, stopping along the way t
what is a mission and vision
(Revise each sentence by replacing ordinary verbs or adjectives with stronger verbs and precise adjectives.) 1. The quarterback almost dropped the ball during
The unlawful, intentional inflicting, or attempted or threatened inflicting, of serious injury upon the person of another is the crime of
Which graph has a slope of ? A coordinate plane with a straight line. The line starts at (negative 5, negative 4) and passes through points at (0, 1) and (4, 5)
KL=2x+2, JL=55, JK =7x+8 whats KL
