Question

Check whether a = 3 satisfies the equation a + 5 = 4 or not?

Answer 1

Given Equation:

a + 5 = 4

On putting a = 3 in the above equation, we get:

= 3 + 5 = 4

= 8 ≠ 4

Hence, it's DOES NOT satisfy the equation.

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Answer 2

Answer:

Substitute 4 for x and 0 for y in the given equation,

4−2×0=4

⇒4=4

Hence, point (4,0) satisfies the equation x−2y=4.