1. 8.EE.1.3: An expression is shown. Which one of the expressions below is equivalent?
(4x10^-8)+(2x10^-8)
(2x10^-10)
A 3 X 10^-2
B 3 X 10^18
C 3 X 10^-18
D 3 X10^2

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)