Find the missing number 2 over 7 times C equals 4 over 21?

Anonymous

∙ 15y ago

Updated: 8/17/2019

2/7*C = 4/21

Multiply both sides of the equation by 7 to eliminate the LHS denominator:

2*C = 28/21

Multiply both sides of the equation by 21 to eliminate the RHS denominator:

42*C = 28

Divide both sides of the equation by 42 to find the value of C:

C = 28/42 or C = 2/3 in its lowest terms.

Wiki User

∙ 15y ago

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