Answer:
-30 (2w + 3) is the only one I can figure out.
I hope this helped tho!! :]
X= fancy, y= plain
x+y= 7
28x+ 15y=131
solve by substitution
Answer:
102
Step-by-step explanation:
24+12+5+17+6+19+4+15=102
Volume equals to 1539.38 cm^3
Answer:
x=12
Step-by-step explanation:
Let y equal number of pushups a day. When x = 1, y = 8. When x = 2, y = 10. 10 is a factor of 30. Multiply y by 3. However, since x increases by 1 when y increases by 2, multiply x by 6 (2*3). That equals 12. Therefore, when x = 12, y = 30.