Answer:
y=-2.8x-1.2
Step-by-step explanation:
5y=-14x-6
y=-14/5x-6/5
y=-2.8x-1.2
Letter D
A = 135°
B = 30°
cosAcosB - sinAsinB = cos(A+B)
cos(135°+30°)
cos(165°)
A: 292892 b: 2972 c: 9272726: d: 196373
Answer is squareroot of 21 or 4.58 in decimal
by pythagorean theorem
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