gymnastqueen30 gymnastqueen30

16-04-2015
Mathematics

contestada

Solve the system by substitution
y=3x+3
y=2x

Respuesta :

17-04-2015

{y=3x+3
{y=2x

⇒3x+3=2x /-2x

x+3=0 /-3

x=-3

y=2x= 2* (-3)=-6

y=-6

Solution: (-3; -6)

Answer Link

Otras preguntas

help help! will mark brainlist if correct

Which statement best describes Wiesel's use of a rhetorical device? O A. Wiesel asks rhetorical questions with the expectation that his audience, the president

What happens to a sound wave as air temperature decreases? A. The wave returns to rest a position B. The wave’s speed decreases C. Air particles push harder o

define and describe poor service delivery

A jar contains 56 quarters and pennies. The total value of the coins is $3.92. Which system of equations can be used to find p, the number of pennies, and q, th

Which scenario is modeled in the diagram below? Percents Total 75% 25% 100% 25% 25% 25% 25% $55.15 $55.15 $55.15 $55.15 Kaia saved $55.15 on a new guitar becaus

If a plastic cup costs #80.00 and 1/2 dozen of it costs #420.00,find the discount of 1/2 dozen

2. Which is not true about a wave in the open ocean? 80% A Water particles move in a circular path. 40% B As the wave travels, water particles pass the energy a

Consider the equations below. (1) Fe2O3(s) → 2Fe(s) + 3 2 O2(g) (2) Fe2O3(s) + 3CO(g) → 2Fe(s)+3CO2(g) Which equation must be added to equation (1) to produce e

Why did some believe that a form of socialism was a solution to the economic divide that existed in the United States during the glided age?