I would say C, but not sure :)
Answer:
8.4 is 10% of 100
Step-by-step explanation:
84 is 100%
x is 10 %
x= 84*10/100= 8.4
2 - 5x - 24 = 0 (calculate)
-22 - 5x = 0 (move the constant to the right)
-5x = 22 (divide both sides)
x = -22/5
Answer:
7
Step-by-step explanation:
The 'braces' don't really matter in this equation, it is all multiplication, just open those bad boys up and you get 4*2*7=4*2*? Now it is much easier, just take the value missing from the left side and you find it is 7!
Answer:
the second one, 280/32
Step-by-step explanation:
i did the calculating
sorry if wrong