angelpoo
angelpoo
04-03-2022
Mathematics
contestada
help please and show solution
Respuesta :
ariannasmith006
ariannasmith006
04-03-2022
X+3 and y=5
Let’s start with finding X
5x+3y=30
5x+3(5x-10)=30
20x-30=30(simplified)
20x-30+30=30+30(+30 to each side)
20x=60(divide by 20)
20x/20 60/20
X=3
Now to Y
Y=5x-10
Y=(5)(3)-10
Y=5 (simplified)
Answer Link
VER TODAS LAS RESPUESTAS ( 77+ )
Otras preguntas
The slope of the line whose equation is 2x + 5y + 1 = 0 is0-2750-1/5O5/2
Find the values of x and y in the diagram below. (4x-7) 86° (7y-1)⁰ (9x + 4)
has anyone on here just recently got into a figth with their boy friend? if so, let me know what you did to deal with the heart break.
The graph below represents a rock climber’s height as she ascends a hill.
Translate the sentence into an equation. Seven times the sum of a number and 6 is equal to 5. Use the variable b for the unknown number.
An observer (O) is located 900 feet from a building (B). The observer notices a helicopter (H) flying at a 49° angle of elevation from his line of sight. How hi
Indicate whether each ecosystem is SALTWATER, FRESHWATER or BOTH.A. Coral reefsB. EstuariesC. Rivers and streamsD. Open oceansE. Lakes and pondsF. Wetlands
Indicate whether each ecosystem is SALTWATER, FRESHWATER or BOTH.A. Coral reefsB. EstuariesC. Rivers and streamsD. Open oceansE. Lakes and pondsF. Wetlands
Find the difference of the polynomials given below and classify it in terms of degree and number of terms. 3n^2(n^2+4n-5)-(2n^2-n^4+3)
Terra data cycle experiment the beginning temperature for saltwater solution was -2°C by the end of the experiment a solution temperature was 24°C what was the
