x+20= 3x
-2x= -20
x= 10
Answer:
6.1 , 6.1
Step-by-step explanation:
Trust
LN=10
if LM = 5 and MN = 5 then LN=10
x=1
Step-by-step explanation
:−5x=−2x−3
Step 1: Add 2x to both sides.
−5x+2x=−2x−3+2x
−3x=−3
Step 2: Divide both sides by -3.
−3x
−3
=
Answer
20
Because if she uses only 40 instead of 50 she just subtracting 10.
