Standard form is Ax+By=C and so the equation in Slope intercept form (y=mx+b) is y=8x- 8 and the equation in standard form is -8x+y= -8
The equation is b-a= 21;
2b-5a = 18
a=8 and b= 29
therefore 29-8= 21
2 (29) -5 (8) = 18
58-40=18
<h2>Please ask maths questions next time </h2>
<span> the total number degrees of all interior angles of a triangle is 180</span>
