SOLUTION: Please help.
1.Solve these using the multiplication principle.
9x = 90
-x = 42
-x/4 = 11
-3/5x = 12/35
Algebra.Com
Question 132658: Please help.
1.Solve these using the multiplication principle.
9x = 90
-x = 42
-x/4 = 11
-3/5x = 12/35
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
I'll do the first two to get you started
# 1
Start with the given equation
Multiply both sides by to isolate x. Note: is the multiplicative inverse of 9
Multiply
Divide
--------------------------------------------------------------
Answer:
So our answer is
# 2
Start with the given equation
Multiply both sides by to isolate x. Note: is the multiplicative inverse of -1
Multiply
Divide
--------------------------------------------------------------
Answer:
So our answer is
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