A system of equations and its solution are given below. System A To get system B below, the second equation in system A was replaced by the sum of that equation and the first equation in system A multiplied by -2. System B

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm

c

step-by-step explanation:

49/6 is going to equal 8 1/6