50 - 55 million year ago. And I think for the first one reptiles were around.
25. 5 x 5 is 25 hope this helps :)
−2(13x−15)
distribute by multiplication -2 to 13x and -15
-26x+30
Answer:
x ∈ R (all reals)
Step-by-step explanation:
14 - (2x + 5) = -2x + 9
Take out parentheses
14 - 2x - 5 = -2x + 9
Simplify
9 = 9
<em>Since 9 does equal 9, it means that this equation can be true for all real values of x.</em>
Answer:
6/36 or 1/6 simplified
Step-by-step explanation:
outcomes for rolling a sum of 7:
1,6
6,1
2,5
5,2
3,4
4,3