Question

Daca 45% din xeste egal cu 63 atunci x este egal cu A.140 B136 C133 D.130 dau coroana​

Answer 1

45x/100 =63 /×100

45x=6300

x=140 (A)

Answer 2

Salutare !

$\frac{45}{100} X x = 63 \\\\\frac{45x}{100} = 63 \\\\45x = 100 X 63 \\x = 6300 : 45 \\\\x = \frac{6300}{45} = 140 \\\\x = 140 \\\\Succes !\\#Albert1001$