Find the solution to the following system by substitution, X+ y = 16 y = 3x + 4 A. (5,19) B. (13,3) C. (3.13) D. (4.16)
2 answers:
You might be interested in
To isolate m, we'll multiply both sides by 8.
We go from m/8 < 4 to m < 32
This describes any number smaller than 32. We aren't including 32 itself, so we have an <u>open circle</u> at 32 on the number line. The <u>shading is to the left</u> since everything to the left of 32 is smaller than 32.
