Answer:
D (7a-3)/4
Step-by-step explanation:
7a – 4b = 3
Subtract 7a from each side
7a-7a – 4b = 3-7a
-4b = 3 -7a
Divide by -4
-4b/-4 = (3-7a)/-4
b = (7a-3)/4
Answer:
140
Step-by-step explanation:
multiply 5x4x7 and u will get ur answer
True
Hope this helps
Have a wonderful day or night
Answer:
y+7-2=21
y+5=21
y+21-5
y=16
Step-by-step explanation:
Answer: the number of Micheal Crichton novels that Riley have in his book collection is 12
Step-by-step explanation:
Riley has 40 novels so far in his book collection. 9/10 of these novels is fiction. It means that the number of fictional novels in his collection is
9/10 × 40 = 36
Of these fictional novels, 1/3 of them were written by Micheal Crichton. It means that the number of his fictional novels that was written by Micheal Crichton is
1/3 × 36 = 12