61/28+a=19/4a-11/7 Clear the fraction by multiplying by the lcd. The lcd for 28, 4, and 7 is 28 (Since 7 and 4 are factors of 28) (6/28)·28=6/1 or 6 a·28=28a (19/4)·28=19·7=133 (11/7)·28=11·4=44
6+28a=133a-44 Combine like terms: 6=105a-44 50=105a Isolate the a: 50/105÷5=10/21 a=10/21 :)
