Answer :
Answer:
1,1/7 or 0.85
Step-by-step explanation:
d-10-2d+7=8+d-10-3d=-5d=-d=d=5
in mathematics there is nothing like 1d,it is d
re-arrange
d-2d-d+3d+5d+d-d=10-7+8-10+5
7d=6
d=6/7
d=1,1/7 or 0.85
Answer:
D=1
Step-by-step explanation:
just took a test with this question in it.