Alice solved the following equation: -18 - 3x = 12 -3x = 6 x =-2 which of the following statements is true? (a) alice is correct. (b) the 6 should be 30 in step two. (c) the 6 should be -6 in step two. (d) the 6 should be -4 in step two

Need this asap if anyone can i would be very grateful. if you could show workings that would really

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap