logicallifecoach logicallifecoach
  • 16-04-2021
  • Mathematics
contestada

X=5-y 2x+5y=4 substituted

Respuesta :

davidmedulla5
davidmedulla5 davidmedulla5
  • 16-04-2021

Step-by-step explanation:

put x=5-y into eqn2

2(5-y)+5y=4

10-2y+5y=4

10+3y=4

3y=-6

y=-2

put y=-2 into eqn1

x=5--2

x=7

Answer Link

Otras preguntas

What does to covenant and combine mean
5 hundreds 5 tens ×10
according to CC, which percentage of americans between the age of 12 and 21 doesn't exercise on a regular basis
How did organic compounds get their name and how is the word related to its meaning
A table shows a proportional relationship where k is the constant of proportionality. the rows are then switched. how does the new constant of proportionality r
number between 1000 and 1500 what the two consecutive prime number
How do you translate "the sum of five times h and twice g is equal to 23" to a equation
common factor for 405
The difference between two numbers is 25. The smaller number is 1/6 of the larger number What is the value of the smaller number
Millions of years ago, the area pictured was the site of a mountain range. Today, a few plateaus are all that remain. What can be said about the remaining rock