516.66 <span>km
</span>
There are 100 m in 1 km
Therefore : 880 m = 0.88 km
435 km + 80.78 km + 0.88 km = 516.66 km
Answer:

Step-by-step explanation:
Combine like terms (terms with the same exponent).

"Standard form" means to list terms so the exponents go from high to low (descending order).
Answer:
<h2><u><em>
15</em></u></h2>
Step-by-step explanation:
what is the value of 10×+z=150
10× (+z) = 150
10 × z = 150
z = 150 : 10
z = 15
-----------------------
check
10 × 15 = 150
the answer is good
Answer:
arturo earned the ,most
Step-by-step explanation: