04-04-2019
Mathematics

contestada

-5x+y=-1 and y-4x=3 solve by substitution

Respuesta :

04-04-2019

Y=5x-1

Substitute this into the other equation in the place of y

5x-1-4x=3
X-1=3
X=4

Substitute this into the original equation

Y=5(4)-1
Y=19

Answer Link

Otras preguntas

4. You are asked to make 125 grams of a 7% antifungal cream using tolnaftate powder and Eucerin cream. How many grams of tolnaftate powder are needed? Round to

Ordinary cell division produces two daughter cells that are genetically identical. This type of cell division is important for all of the following functions EX

Why do we use the two-body problem to solve interplanetary trajectories, instead of including all of the appropriate gravitational forces that actually apply?

Determine whether the given value is a statistic or a parameter. A sample of employees is selected and it is found that 55 % own a vehicle. Choose the correct

Richard wants to buy a LCD flat panel monitor measuring 14 inches by 16 inches. What is the measure of the diagonal of the monitor? (JUSTIFY)

PROBLEM 1 Verify that the differential equation (2x y)dx +(x - 6y)dy = 0 is exact and then solve the associated differential equation

last one anyone that can help me out?

Three point charges lie in the xy-plane: with q1= 86 μC at origin (0,0), q2= 32μC at the point (2.5m, 0), and q3=−53μC at the point (1.5m, 2.2m). Find the net f

A vender sold a combined total of 104 sodas and hot dogs. The number of sodas sold was 42 more than the number of hot dogs sold. Find the number of sodas sold a

A car dealership has 6 red, 9 silver, and 3 black cars on the lot. Six cars are randomly chosen to be displayed in front of the dealership. Find the probability