Question

4x + 5 = 21
linear equations. ​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

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✧ Solution ↓

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➠ 4x + 5 = 21

➠ 4x = 21 - 5

➠ 4x = 16

➠ x = $\dfrac{16}{4}$

➠ x = 4

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➥ Therefore, value of x = 4

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✧ Verification ↓

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➠ 4x + 5 = 21

➠ 4(4) + 5 = 21

➠ 16 + 5 = 21

➠ 21 = 21

➠ LHS = RHS

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➥ Hence, verified.

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