Solve the linear system by the Gauss-Jordan elimination method. Soybean meal is 12% protein and commeal is 6% protein. How many pounds of each should be mixed together in order to get a 240-pound mixture that contains 19.2 pounds of protein? How many pounds of the commeal should be in the mixture? pounds (Simplify your answer.)

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: 33. 2 ²² = ( ² ) ² + ( ² ) ² 4 8

A: (29) Given x2+y2-z2=1 n

Q: then A-¹ = A = [ 3² ],

A:

Q: |-45 + 12| + (-36) + |8 + (-15)|

A: The expression is given by,

Q: 12 + 4X < 16

A: -12+4x&lt;16 adding 12 both sides -12+12+4x&lt;16+12 4x&lt;28 divide with 4 x&lt;28/4 x&lt;7   x…

Q: then A-1 A 7 -8

A: Where  is the transpose matrix of the cofactors.The expression for the cofactors is:

Q: what is 1+1

A: If we consider normal addition for "+" operation then,  1 +  1 = 2

Q: Evaluate for: x = -2, y = 4, and z = 16 * |-y-x|

A: Given values are  x=-2y=4z=16 It is asked to find the value of -y-xz

Q: In Z7, evaluate the following expressions. 3- (2 x 5) 2 × 3 × 4 5 x 3 3+4+5 3² +4² 1. 1 2. 2 3. 3 4.…

A:

Q: -4&lt;3x+2&lt;8

A: Given: