reticentrobbie reticentrobbie

01-01-2021
Mathematics

contestada

What is the solution to the system below?
3x + y = 11
y = x + 3

Respuesta :

MoatazMahmoud817 MoatazMahmoud817

01-01-2021

Answer:

x = 2

y = 5

Step-by-step explanation:

3x + y = 11 equation (1)

-x + y = 3 multiply this equation by -1

x - y = -3 equation (2)

by adding 2 equations

4x = 8

x = 2

by sub. in Equation (2)

2 - y = -3

y = 2+3

y = 5

Answer Link

Otras preguntas

wich statement about chromosomes are true? a.)they are made during meiosis. b.) they are made of lipids and carbohydrates c.) they arr made of dna wrapped a

Are the underlined words in the sentence an independent clause, a subordinate clause, or neither? We decided to play basketball after our picnic in the park.

How is multiplication using partial products different from multiplication using regrouping?

The leg of a right triangle is 2 units and the hypotenuse is 4 units. what is the length, in units, of the other leg of the triangle

A _______________ is where a horizontal number line and a vertical number line intersect at their zero points.

The angle turns through 1-9 of the circle

the quantum mechanical and Bohr atomic model represent electron orbits as

Prophecy is never specific. True or False

A fair coin is tossed 3 times in a row. What is the probability that heads appears exactly 2 times?

which rule describes the transformation that was used to form parallelogram A'B'C'D'