Answer:
x=9
Step-by-step explanation:
2(10-22×0)=(2x+2)
Applying BODMAS
2(10-0)=(2x+2)
2(10)=2x+2
2x+2=20
2x=20-2
2x=18
x=9
Answer:
25%
Step-by-step explanation:
9/36 = 0.25
25% are chocolate.
Multiply by for to get t alone 9 times four is 36
Answer:
12 and 8
Step-by-step explanation:
set two numbers as x and y
mean of 10 → x+y/2=10
range of 4 → x-y=4
x+y=20
+ x-y=4
____________
2x=24, x=12
12-y=4, y=8
