justinheinrichs justinheinrichs

29-09-2017
Mathematics

contestada

x/6 + 4x/7 = 93

Please Explain

a. 126
b. 781 1/3
c. 18 3/5
d. 133

Respuesta :

coolstick coolstick

29-09-2017

Multiplying each side by 42 (since 6*7=42), we get 7x+24x=3906=31x. Next, we can divide both sides by 31 to get 126

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