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 ( 56+ )
Otras preguntas
Chad buys peanuts in 2-pound bags. He repackages them into bags that hold 5/6 pound of peanuts. How many 2-pound bags of peanuts should Chad buy so that he can
Karen read 20 pages of her book in a half hour. If she reads for 3 hours at that same rate, about how many pages of her book can Karen read?
list everything you currently know about the 1980s and the Reagan administration.
Most members of the socialist party of America believed that the government should protect workers by
In triangle ABC, find B, to the nearest degree, given a = 7, b = 10, and C is a right angle.
Which explanation can be used to informally derive the formula for the volume of a cone? A. A cone consists of a circle as a base and triangles for its body. Th
The right to receive respect and empathetic care would fall under what
Which function would an algae cell not be able to perform if it’s chloroplast were removed Cellular respiration Protein synthesis Storage and transport Phot
From the television industry's point of view, which of the following would be the most desirable viewer?
Which employees may be at risk of losing their jobs when the political party in power changes? Check all that apply. Regional Planners Postal Service emplo
