1.) 8.88= 4.44 (x -7)
8.88 = 4.44x - 31.08
+31.08 +31.08
39.96 = 4.44x
39.96 / 4.44x
9 = x
Answer:
9.3 is 5.8125% of 160
Step-by-step explanation:

x = -5 or x=11
since |3 - 11| = |-8| = 8
Answer:
d. 28
Step-by-step explanation:
7<em>x</em> = 3<em>x</em> + 16
subtract 3<em>x</em> from both sides: 4<em>x</em> = 16
divide both sides by 4: <em>x</em> = 4
plug in four to find length of QA: 3 x (4) + 16 = 12 + 16 = 28