Answer:
Step-by-step explanation:
1) y + 4 + 3(y + 2)
Expand:-
Combine like terms:-
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2) 0.5(x⁴ - 3) + 12
Expand:-
Add/Subtract Numbers:-
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14x - (2x - y) - y
14x + (-1(2x - y)) - y
14x + (-1(2x) - 1(-y)) - y
14x + (-2x + y) - y
14x + 1(-2x + y) - y
14x + 1(-2x) + 1(y) - y
14x - 2x + y - y
14x - 2x
12x
Spinal Cord
hope this helps