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प्रश्न
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
20 − (10 − 5) = 3 × 5
उत्तर
No, it is a numerical equation.
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संबंधित प्रश्न
Subtract the sum of 5x − 4y + 6z and −8x + y − 2z from the sum of 12x − y + 3z and −3x + 5y − 8z.
Simplify:
5a − [a2 − {2a(1 − a + 4a2) − 3a(a2 − 5a − 3)}] −8a
Write the following statement as an equation:
A number exceeds 5 by 3.
Solve the following equation and verify the answer:
`x/5`=12
The sum of three consecutive natural numbers is 51. Find the numbers.
What must be added to 5x3 − 2x2 + 6x + 7 to make the sum x3 + 3x2 − x + 1?
The coefficient of x in −5xyz is
Fill in the blank.
3x − 5 = 7 − x ⇒ x = ______
State which of the following are equations (with a variable). Give reason for your answer. Identify the variable from the equations with a variable.
7 = (11 × 2) + p
Pick out the solution from the values given in the bracket next to each equation. Show that the other values do not satisfy the equation.
r − 4 = 0 (4, − 4, 8, 0)
