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Answer:
[tex]1. \: \: \: 2\left(1\times 3+2\right)+3\left(1\times 2+1\right)=10 2\left(3+2\right)+3\left(1\times 2+1\right)=10 2\times 5+3\left(1\times 2+1\right)=10 10+3\left(1\times 2+1\right)=10 10+3\left(2+1\right)=10 10+3\times 3=10 \: \: \: 19=10 = \text{false}[/tex]
[tex]2. \: \: \frac{3+1}{3} + \frac{5\times 2+1}{2} \frac{4}{3}+\frac{5\times 2+1}{2} \frac{4}{3}+\frac{10+1}{2} \frac{4}{3}+\frac{11}{2} \frac{8}{6}+\frac{33}{6} \frac{8+33}{6} \frac{41}{6} [/tex]
[tex]3. \: \: \: \frac{6+1}{3}+\frac{1\times 4+3}{4} \frac{7}{3}+\frac{1\times 4+3}{4} \frac{7}{3}+\frac{4+3}{4} \frac{7}{3}+\frac{7}{4} \frac{28}{12}+\frac{21}{12} \frac{28+21}{12} \frac{49}{12} [/tex]
[tex]4. \: \: \frac{48+3}{8}+\frac{5\times 5+2}{5} \frac{51}{8}+\frac{5\times 5+2}{5} \frac{51}{8}+\frac{25+2}{5} \frac{51}{8}+\frac{27}{5} \frac{255}{40}+\frac{216}{40} \frac{255+216}{40} \frac{471}{40} [/tex]
Step-by-step explanation:
PA BRAINLEST TAMA PO YAN