1. Is 9/5=27/15 or 12:15 and 30:50 proportional 2. what value of x would make this proportional true
2.1/x=1.5/1.4

A.0.6
B.1.96
C2.25
D2.94

Simonne used the following steps to simplify the given expression. 12-3(-2x+4) step 1: 12+(-)+(-3)(4) step 2: 12+6x+(-12) step 3: 12+(-12)+6x step 4: 0+6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? •identity property of addition •inverse property of addition •associative property of addition •commutative property of addition