Toogrungeforyou Toogrungeforyou
  • 02-12-2016
  • Mathematics
contestada

solve each system of linear Equations x+y=5 x-3y=3

Respuesta :

Thos Thos
  • 02-12-2016
x+y=5     y=5-x

x-3y=3
x-3(5-x)=3
x-15+3x=3
4x=18
x=4.5

y=5-x
y=0.5

check
x+y=5          4.5+0.5=5
x-3y=3         4.5-1.5=3
Answer Link

Otras preguntas

The substances of the mantle are mostly in the............. state. ​
Question 6 A builder charges a £37.83 call out fee, and then an extra £11.24 for every metre of skirting board he fits. If Theresa has a square room with a side
Compare and contrast the transition to college with the transition to middle school.
4x^4 - 18x^3 - 10x^2 solve using box method pls a = b = c = gcf = 2
Define gender stereotype
recommend ways in which a grade 11 learner may use goals to plan for his studies​
name some cholinergic antagonist drugs?​
Lucy is pulling weeds out of her garden. The garden starts with 3 weeds, but each time Lucy pulls 1 weed, 3 more weeds grow in its place! How many weeds will be
1.1. Explain what it means to "adapt to change" ​
Derik bought a dartboard with a diameter of 20 inches. Find the area of the dartboard in square inches