Advertisements
Advertisements
प्रश्न
Verify by substitution that the root of 8 − 7y = 1 is y = 1
उत्तर
\[8 - 7y = 1 \]
Substituting y = 1 in the given equation:
\[L . H . S . \hspace{0.167em} : \]
\[8 - 7 \times 1\]
or, 8 - 7 = 1 = R . H . S .
\[L . H . S . = R . H . S . \]
Hence, y = 1 is the root of the given equation.
APPEARS IN
संबंधित प्रश्न
Check whether the value given in the bracket is a solution to the given equation or not:
4p − 3 = 13 (p = − 4)
Write equation for the following statement:
2 subtracted from y is 8.
Write the given equation in statement form:
m − 7 = 3
Simplify:
4x − (3y − x + 2z)
Simplify:
a − [2b − {3a − (2b − 3c)}]
Simplify:
−a − [a + {a + b − 2a − (a − 2b)} − b]
Write a statement for the equation, given below:
11 + 3x = 17
Verify by substitution that the root of 5x − 8 = 2x − 2 is x = 2
Solve the following equation and verify the answer:
If x = 1, y = 2 and z = 3, find the value of x2 + y2 + 2xyz.
