solve the following by trial and error method :
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solve the following by trial and error method :
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Answer:
x= 42
Step-by-step explanation:
5x /6+7=42
5x/6 = 42-7
5x /6=35
5x=35 ×6
5x =210
x=210 ÷5
x = 42
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Answer:
5x+7 =42
____
6
5x+7 = 42 × 6
5x + 7 = 252
5x = 252 - 7
5x = 245
x =. 245÷5
x = 49