Answer:
b
Step-by-step explanation:
I mean I believe its b it looks like theres three
<span>10+(23+10×9)+50÷10</span>
<span><span><span>10+23+90+50÷10
</span></span></span><span><span><span>10+23+90+5
</span></span></span><span>128</span>
Answer:
<h2>780</h2>
Step-by-step explanation:
What is the sum of the series 5^n from n=1 to 4.
5^1 + 5^2 + 5^3+ 5^4 =
5 + 25 + 125 + 625 =780
1: 200-75= r
2: 73-29= v
73-29=44
v=44
