Simplify the expression 1/2(h+4) - 1/8(h+4) by combining like terms. A. 1/6 (h+4) B. 3h/8 + 2/10 C. 3/8 (h-4) D. 3/8 (h+4) WILL GIVE BRAINLIEST IF THE ANSWER IS CORRECT. ( Its for important grade)

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4