16x + 64
Hope this helps:)
841,620. 841.620. 841-620. 026,148
Answer:
C.
Step-by-step explanation:
Science questions are T/F. That's .5 or chance to get it right.
7 questions. Each with a .
That's
= = .0078 = .008 rounded
English questions are multiple choice. 4 choices. That's .25 or
3 questions. Each
That's
= = .0156 = .016 rounded
Answer:
76
Step-by-step explanation:
(88+72+44+x)/4=70
88+72+44+x=280
204+x=280
x=76
Therefore, Tammy needs to score a 76 on her last test to get at least an average of 70.