Answer:
10.7
Step-by-step explanation:
Answer:
x=18
Step-by-step explanation:
21:28=x:24
1. rewrite: 21/28 = x/24
2. simplify: 3/4=x/24
3. multiply 24 to both sides: x=18
Answer:
see below
Step-by-step explanation:
1. 2+5x=4x+7
5x-4x=7-2
x=5
2. 4x-5=1+3x
4x-3x=1+5
x=6
3. 8-5x-4=-6x+6
-5x+6x=6-8+4
x=2
4. 4x+8+2x=5x-1
6x-5x=-1-8
x= -9
The answer is 100,00 km per year
<span>This is an example of the additive identity property. According to the additive identity property, when you add zero to any number, it stays the same and retains its identity. It can be written as a + 0 = a = 0 + a.</span>