Answer:
Step-by-step explanation:
Here you go mate
∴Use PEMDAS
Parenthesis,Exponent,Multiplication,Division,Addition,Subtraction
Step 1
5x-19=2(x-5) Equation/Question
Step 2
5x-19=2(x-5) Remove parenthesis
5x=2x+9
Step 3
5x=2x+9 Subtract 2x from sides
3x=9
Step 4
3x=9 Divide sides by 3
Answer
x=3
Hope this helps
I did a 2-column proof for the explanation :)
21:18
y=5/3x .This is the answer
y=-3
5x+7y=-31
(-) 5x-9y+17
-----------------
16y=-48
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16 16
Vertical Pair
...............It's Vertical..........
