Question

45
$45 = 40 + 10 \div 8(70 - 54 + a)$
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Answer 1

Answer:

45 = 40 + 10 ÷ 8(70 - 54 + a)

45 = 40 + 10 ÷ 8(16 + a)

45 = 40 + 10 ÷ 128 + 8a

45 = 40 + 0.078125 + 8a

8a = 4.921875

a = 0.615234375

Step-by-step explanation: