Seudónimo
Seudónimo
06-04-2016
Mathematics
contestada
Solve picture question. Mathematics.
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Аноним
Аноним
06-04-2016
8*?=24? 8*3=24. So multiply 7 also by 3, and the answer is 21 :)
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penfila11Pen
penfila11Pen
06-04-2016
Cross multiplication!
[tex] \frac{7}{8} [/tex] = [tex] \frac{x}{24} [/tex]
7 × 24 = 8x
168 = 8x
Divide both sides by 8 to isolate x
[tex] \frac{168}{8} [/tex] = [tex] \frac{8x}{8} [/tex]
8 and 8 cancels out
21 = x
Answer Link
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