9
practice testMultiple Choice

Practice Test

Question 9 • Mathematics 8

Leonardo is solving the equation 4⁢(x−15)=223. His work is shown. Where is his error? Leonardo's Work 4 times open paren x minus 1 fifth close paren is equal to 2 and 2 thirds 4 x minus 4 fifths is equal to 2 and 2 thirds step 1 4 x is equal to 8 thirds plus 4 fifths step 2 4 x is equal to 40 over 15 plus 16 over 15 step 3 4 x is equal to 56 over 15 times 1 fourth step 4 x is equal to 14 over 15

Answer
A
step 2
B
step 4
C
step 1
D
step 3
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