Answer:
Step-by-step explanation:
20 x 15%
is equal too...
20 x 0.15
and that is equal to
...
3
The solution to the system of equations is x = 2 and y = 4.
To solve the system of equations:
y = 6x - 8 ...(Equation 1)
y = -3x + 10 ...(Equation 2)
We can set the two equations equal to each other:
6x - 8 = -3x + 10
To solve for x,
6x + 3x = 10 + 8
9x = 18
Dividing both sides by 9:
x = 18/9
x = 2
So, y = 6(2) - 8
y = 12 - 8
y = 4
Therefore, the solution to the system of equations is x = 2 and y = 4.
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Answer:
x = 2
Step-by-step explanation:
hey there,
< If these two are together, then the problem would look like this:
From the first equation, we can see that y = 6x-8. I am assuming in your problem you need to find what "x" is equal to, so plug in the first "y" value into the second one.
6x - 8 = -3x + 10
Bring all "x"s to one side and regular numbers to the other side.
6x + 3x = 10 + 8
9x = 18
x = 2
x = 2 is your final answer. >
Hope this helped! Feel free to ask anything else.
5 years. Find Ravi's present age
Answer:
15 years old
Step-by-step explanation:
Given the ratio of their ages = 4 : 3 = 4x : 3x ( x is a multiplier )
Then in 5 years the ratio of their ages is 4x + 5 : 3x + 5 = 5 : 4, that is
= ( cross- multiply )
4(4x + 5) = 5(3x + 5) ← distribute both sides
16x + 20 = 15x + 25 ( subtract 15x from both sides )
x + 20 = 25 ( subtract 20 from both sides )
x = 5
Thus
Ravi's age is 3x = 3 × 5 = 15
Answer:
Step-by-step explanation:
Ravi présent âge 15 because présent would be 20:15 and then it would turn into 25:20
(16, 15), (13, 10)
(0, 7), (3, 10)
(11, 13), (8, 18)
Answer: Rate of Change and Slope Quick Check
C. -1/3
D. (11,13) (8,18)
B. -2
D. Undefined
D. 55/1
Step-by-step explanation:
B. $66.08
C. $30.34
D. $70.80