Answer:
100
Step-by-step explanation:
85 +80+100+85+x(the unknown),/the number of numbers ie 5
350+x/5=90
350+x=90 * 5
350+x=450
x=450-350
x=100
Base x height divided by 2
10x8=80
80÷2=40
area=40
Answer:
(plus = +)
<h2>4 + 4 = 8</h2>
-,-
Step-by-step explanation:
<h2>Hope it helps! </h2>
2 rows of 18 chairs are blue so that is 36 chairs. then 4 rows of 12 chairs are blue so that is 48 chairs 36 plus 48 is 84 total blue chairs