angelpoo angelpoo
  • 04-03-2022
  • Mathematics
contestada

help please and show solution

help please and show solution class=

Respuesta :

ariannasmith006
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

Otras preguntas

help please Two children and their dog are outside. The children are skating, and the dog is eating. It begins to rain, and the children and dog rush inside so
Why did Roosevelt and Truman push for other countries to adopt democratic governments ? Answer fast!!!
Substitute 8 for x and evaluate the expression below. 5(x + 1) - 20
How much heat is required to heat 500 grams of ice from -40°C to 0°C?
How do we know how animals like snakes and whales looked in the past?
Write the faction ration for each of the following. If m
What is the area of a regular dodecagon with 11-inch sides? Answer in complete sentences and include all relevant calculations.
(A) State the relation between acceleration and momentum (10 marks). (B) Two small steel balls A and B have mass 0.6 kg and 0.2 kg respectively. They are movin
how do you find volume of sphere, cylinder, cone ? ... explaining please
Using the net below, find the surface area of the pyramid. 6 km 3 cm 3 cm Surface Area = [?] cm2 Enter