Answer:
y = - 143/60 = -2 23/60
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
First distribute the 3 to both the numbers inside of the parentheses:
3(k)-3(6)=15
3k-18=15
Add 18 to both sides
3k=33
Divide 3 from both sides to isolate k
k=11
Answer:
2
Step-by-step explanation:
There is no way that is collage math
Answer:
Error in the third line.
Step-by-step explanation:
There is an error in the third line.
We are dividing through by 7 but mx is not divided by 7.
Correct solution is:
mx + 7nx =7
x(m + 7n) = 7
x = 7 / (m + 7n).
Answer:
D
Step-by-step explanation:
324 - 90x = 250
John starts with $325, and withdraws (takes out) $90 each week (x represents number of weeks).