Distribute on the left side
7.4a+22.2=3.2a+43.2
Subtract 3.2a from both sides
4.2a+22.2=43.2
Subtract 22.2 from both sides
4.2a=21
Divide both sides by 4.2
a=5
Answer:
d x=+-3
Step-by-step explanation:
divide both sides by 2
• Use slope to graph linear equations in two variables.
• Find the slope of a line given two points on the line.
• Write linear equations in two variables.
• Use slope to identify parallel and perpendicular lines.
• Use slope and linear equations in two variables to model and solve real-life problems.
2
5x-3x=-6
2x=-6
x=-3
x equals -3 is the answer.
Answer:
Midpoint is
Step-by-step explanation:
A line segment refers to line that has two endpoints.
Let 
be the endpoints of a line segment.
Midpoint of the line segment is given by 
Take the given points as follows:
Midpoint of a line segment 
