Which expression is equivalent to: 7k+13-4k+10+5k-6?
a)35k
b)8k-3
c)8k+17
d)16k+29

Find the value of x for which the lines are parallel.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.