Answer:
Given:
......[1]
To prove : x =78
Subtraction property states that you subtract the same number to both sides of an equation.
Subtract 2 from both sides of an equation [1];
Simplify:
......[2]
Multiplication property states that you multiply the same number to both sides of an equation.
Multiply 6 to both sides of an equation [2];

Simplify:
proved!
Statement Reason
1.
Given
2.
Subtraction property of equality
3.
Multiplication property of equality
Answer:
y = 1/2x
Step-by-step explanation:
x - 2y = -4
x = -4 + 2y
x + 4 = 2y
2y = x + 4
y = 1/2x + 2
y = 1/2x
Answer:
36 inches
Step-by-step explanation:
Just multipy 3 by 12.
Answer:
The answer is A. 4+y^2/2y^2
U have to times by 2 it will it will change