Answer:
4.326 x 10^ 3
Step-by-step explanation:
Correct me if wrong please :)
141.3 <em>is </em>the nearest tenth. 0.3 is in the tenths place.
Answer:
120,000
Step-by-step explanation:
8 times 10 to the 4th power is 80,000 and 4 times 10 to the 4th power is 40,000 and 80,000 plus 40,000 is 120,000
6b^2 + 9b + 11 is that in simplified form. I hope that it is what you were looking for :)
Answer:
21 and 30
Step-by-step explanation:
x + y = 51
x - y = 9
add the two equations and y's will cancel out
2x = 42 divide by 2
x = 21 so put 21 in for x in the top equation and solve
21 + y = 51
y = 30