PLS HEL Which expression is equivalent to 8x + 6?
A. -7(1 – x) + x + 13
B. 10x - 8 - 2x + 2
C. 2x + 10 - (4 + 6x)
D. 9x - 10 + x - 4

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)

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

Find solution of the linear equation y = 2/3x + 1/3