Please help me with this math problem by showing a step-by-step explanation. I will give 25 points :D Without graphing, classify each system of equations as independent, dependent, or inconsistent. Solve independent systems by graphing. 3=4y+x & 4y=−x+3

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

1. what is the measure of ∠abc? what is the measure of ∠abd?

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2