(х-8365):6=21087×(4217-b)=9163

Question

(х-8365):6=2108
7×(4217-b)=9163

Answer 1

(x-8365):6=2108.

х-8365=2108*6

х-8365=12648

х=12648+8365

х=21013

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7*(4217-b)=9163.

4217-b=9163/7

4217-b= 1309

b=4217-1309

b= 2908

Comments

(x-8365):6=2108
х - 8365 = 2108 * 6
х - 8365 = 12648
х = 12648 + 8365
х = 21013

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7*(4217-b)=9163.
4217-b=9163/7
4217-b= 1309
b=4217-1309
b= 2908

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чего?