If JK equals 8x plus 28 and NO equals 22, what is the value of x?
1 answer:
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Answer:
All real numbers
Step-by-step explanation:
Solve a system of equations by elimination
With the equation given, you can solve for y to get: y = x -
Then, substitute this value in on the equation.
x - 5(x -
) = 6
x - x + 6 = 6
6 = 6
The solution is all real numbers
Answer:
There are two possibilities:
and
and
Step-by-step explanation:
Mathematically speaking, the statement is equivalent to this 2-variable non-linear system:
First, is cleared in the first equation:
Now, the variable is substituted in the second one:
And some algebra is done in order to simplify the expression:
Roots are found by means of the General Equation for Second-Order Polynomials:
and
There are two different values for :
There are two possibilities:
and
and