2x−3x=−1x
So −1x=11
1x=x
Divide by −1 on both sides
so the answer is
x=−11
(-2.-1). You can just plug in the numbers. -1=-6+5 is -1=-1. -1-2(-2)=3 is -1--4=3 is 3=3.
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Answer:
dont understand that
Step-by-step explanation:
sorry
Answer:
the ratio for this blueprint is 1:20
Step-by-step explanation:
The scale on a blueprint indicates that ½ " equals 10 feet
The ratio is in the form of a:b
Here from the given information
the value of 'a' is 1/2 and the value of b is 10
so the ratio a:b becomes
Multiply both sides of the ratio by 2 to remove fraction
so the ratio for this blueprint is 1:20