Question 319514
-1/7+x=-3/4
X=-3/4+1/7 (THE LCD=28)
X=(-3*7+1*4)/4*7
X=(-21+4)/28
X=-17/28 ANS.
PROOF:
-1/7-17/28=-3/4
-4/28-17/28=-3/4
-21/28=-3/4
-3/4=-3/4