What do the following two equations represent? -2x+2y=5 and -10x-10y=5
choose 1
a) equal lines
b) parallel lines
c) perpendicular lines
d) none of the above

*40 points*

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

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

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q