Answer:
Step-by-step explanation:
2x = 2*x
4y = 2*2*y
Common term = 2
2x + 4y = 2*x + 2*2y
=2*(x + 2y)
Answer:
a= -2 b =4
Step-by-step explanation:
I put it in a calculator and found the answer
<span> For this case we can make the following rule of three:
2.99 ----------> 100%
x --------------> 7%
From here, we clear the value of x.
We have then:
</span>

<span> Rewriting the expression we have:
</span>

<span>
Answer: The sales taxes are: x = 0.2093 $</span>
It’s £4.5
Convert 25 to a decimal so 0.25
0.25 x 18 = 4.5