Х Which expression is equivalent to
1. 3
--x?
4 4
1 (1+30)
(1-3x)
(-1+3x)
O 4(1 + 3x)

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

What additional information could be used to prove abc =mqr using sas? check all that apply.

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?