This morning, Dakota took a history test. She got 2 problems right and 18 problems wrong. What percentage did Dakota get right?
1 answer:
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#1
a + b • 3 = 3a + 3b
No
Actual equation formed:-
a + 3b = 3a + 3b
#2
- (a + 3b)3 = 3a + 9b
Yes
#3
a + b • 3 = a + 3b
Yes
#4
a + 3b • 3= 3a + 6b
No
Actual equation formed:-
a + 9b
#5
a + 3b • 3 = a + 9b
Yes
Rule applies:-
BODMAS
B - brakets
O - on/off
D- divide
M - multiply
A - add
S - subtract
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