Shau-uen solve the equation 18.5w+6.5w-2.8w=149.1 her work is shown below
step(1)
...
Mathematics, 28.01.2020 06:31 smandylee123
Shau-uen solve the equation 18.5w+6.5w-2.8w=149.1 her work is shown below
step(1)
18.5w+6.5w-2.8w= 149.1^0
step(2)
25w-2.8w= 149.1
step(3)
-2.8w=5.964
step(4)
w= -2.13
in which step did shaun make her first error?
a. step 1
b. step 2
c. step 3
d. step 4
Answers: 3
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