Hi pupil here's your answer ::
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First let's solve the equation :
》 H + 1.5 = 8.4
》 H = 8.4 - 1.5
》 H = 6.9
So, here your option A (6.9) is correct answer ...
Let's check it out here ::
Put the value of H that we found above and solve this.
》 H + 1.5 = 8.4
》 6.9 + 1.5 = 8.4
》 8.4 = 8.4
Hence Proved that Option A is the correct answer.
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Hope this helps. . . . .
