-8=1/2(-4)+b what is b

The multiplicative property of equality states that for real numbers a, b, c, and d, if a = b and c = d, then ac = bd. true false

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).