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Science Quiz
/ Simple equations
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Science
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Can you solve the simple equations
by
mathswithgraham
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Answer
x + 3 = 7?
x + 21 = 30?
x + 318 = 400?
x - 9 =20?
x - 17 =30?
x - 45 =90?
3x = 39?
6x =12?
7x = 77?
3x + 5 = 29?
Hint
Answer
x/2 = 14?
x/7 = 10?
x/5 =7?
7x + 9 =30?
8x - 19 = 13?
x/9 + 4 = 13?
x/2 - 14 = -1?
2x - 9 = -7?
x - 23 = -21?
x - 21 = -23?
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