SOLUTION: Find x if the slope of a line that passes through the points to [4.3 ] and B[x,7] is equal to 4.
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Question 511639: Find x if the slope of a line that passes through the points to [4.3 ] and B[x,7] is equal to 4.
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
y = mx+b
.
y = 4x + b
.
Use the point (4,3) to find b.
.
3 = 4*4 + b
-13 = b
.
y = 4x -13
.
y =7
.
7 = 4x -13
20 = 4x
x = 5
.
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