Answer:
Step-by-step explanation:
12.5z - 6.4 =-8z + 3(1.5z - 0.5)
12.5z - 6.4 = - 8z + 4.5z - 1.5
12.5z - 6.4 = - 3.5z - 1.5
Bringing like terms on one side
12.5z + 3.5z = - 1.5 + 6.4
16z = 4.9
z = 4.9/16
Answer:
b) all interior angles are right angles
Answer:
$21
Step-by-step explanation:
21+42=63
x=63:3
x=$21
Answer:
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Step-by-step explanation:
The unit price is $6.25 because $43.75 divided by 7 is $6.25