RealSavage4Life
21.12.2019 •
Mathematics
Betty and were both tring to sovel the equation 4+=12 betty multiplied both side of the equation by the
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Ответ:
Ответ:
Ответ:
first find the gradient:
M;=∆y/∆x
hence;M=7_2/3_2=5/1
M=5
substituting in equation
y=mx+c take point (3,7) and point (x,y)
y-7/x-3=5
y-7=5(x-3)
y_7=5x_15
y=5x-15+7
y=5x-8