Answer:
the original is 1080.
Step-by-step explanation:
80%×600=480
480+600=1080
Answer:
b
Step-by-step explanation:
Answer:
15(b)
16(a)
Step-by-step explanation:
15) 2x+10/2
Taking 2 common
2(x+5)/2
x+5
16) -2(-x-3)
(-2*-x)+(-2*-3)
2x+(6)
2x+6
<span> Compatible numbers are numbers that look nice or friendly with each other when we do mental calculation to estimate a product, but especially a division</span>
10, 20 , 30, 45 has 5 as their greatest common factor