jennifer966 jennifer966

20-03-2021
Mathematics

contestada

e first equation into the second equation y=5x+12 3y+4x=150

Respuesta :

isazczhe isazczhe

20-03-2021

Step-by-step explanation:

y=5x+12 ....... eqn 1

3y+4X=150.....eqn 2

sub eqn 1 into 2

3(5x+12) + 4X = 150

15X+36 +4X=150

19X = 150-36

19X= 114

X= 6

Answer Link

Otras preguntas

a school band ordered hats for $3 and large t-shirts for 5$ they bought 150 items in all tor $590. graph a system of equations to find how many hats and t-shirt

The chemical formula for aluminum + oxygen

How do I factor out the coefficient of the variable?

Manuel builds and sells wooden crates. He made a table to show how much his crates cost. Which equation represents the situation? Manuel’s Crates Crates

A block of wood is 0.2 m by 0.1 m by 0.5 m. What are the dimensions in centimeters? What is the volume in cubic centimeters?

what is required to cause acceleration

a carton can hold 1000 unit cubes that measure 1 inch by 1 inch by 1 inch. Describe the dimensions of the carton using unit cubes.

What does it mean to say that after 1920 African Americans were the largest group of disenfranchised citizens?

How do you find an object's mass on an acceleration vs. force graph?

England's new system of justice included which of the following? A. courts B. favoritism C. juries D. common law