Answer:
x + x + x + x is the same as 4x
because its "x four times"
5x and x+5 are not the same because x+5 in not "x five times"
5x is 5 multiplied by x.
x + 5 is 5 added to x.
Answer: QT= 10.5
Step-by-step explanation:
18.3-7.8
Answer:
-8
Step-by-step explanation:
substitute x with 3
-4(3) + 4
simplify (multiply)
-12+4
simplify
-8
The simplest symmetry<span> is Reflection </span>Symmetry<span> (sometimes called </span>Line Symmetry<span> or Mirror </span>Symmetry<span>). It is easy to see, because one half is the reflection of the other half.</span>
