Answer:
X + Y = 1 ------1
X - 2y = 4 ------2
Solving by substitution method
X = 4 + 2y -----3
Putting the value of X in equation 1
4 + 2y + y = 1
4 + 3y = 1
3y = 1 - 4
3y = (-3)
y = (-3) /3
<h3>y = (-1) </h3>
Putting value of y in equation 3
X = 4 + 2(-1)
X = 4 - 2
<h3>X = 2 </h3>
<span>A calorie is a unit which is used to measure the amount of energy in a piece of food. In order to maintain their weight, a person needs to consume a fixed number of calories. A person that weighs 160 pounds needs to consume approximately 2080 calories if they are inactive, 2400 calories if they are moderately active and 2720 calories if they are very active. </span>
Answer:
=4/3 or 1 and 1/3
If it is not provided in the answer then put no solution.
Step-by-step explanation:
Anna has 100 quarters and jazmin has 100 dimes 100 dimes are equal to 10.00 and 100 quarters are equal to 25.00 Anna has more
