42/12 = 3.5, 63/18 = 3.5, therefore we will be multiplying the last time by 3.5. 40x3.5= 140, and therefore, the number of pencils produced in 40 seconds is 140
Answer:
I am stuck at 2m^2 + 6m- 32 as finding the roots of the quadratic equation is unproductive
1\2+3\7=
7\14+6\14=13\14
1-13\14=1\14
Answer:
ohh try the tutor well help you with this
Answer:
The one u highlighted is correct. C.
Step-by-step explanation:
If u substitute -2 to 2x, it is -4. then substitute the second one -2 to-5y, it is +10. -4+10=6. Then for the second thing. Substitute 1 to 2x which is 2*1=2. Then substitute-4/5 to -5y which is +4. 2+4=6.
