Answer:
b
Step-by-step explanation:
slope of b is -4
slope of given eqn is -4
since the slope is same, they are parallel
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Answer:
278.5 mm2
Step-by-step explanation:
33)
(5x²+3)+(15x²+2)
5x^2+15x^2+3+2
20x^2+5
5(4x^2+1)
39)
(14h^4+3h^3)-(9h^4+2h^3)
14h^4-9h^4+3h^3-2h^3
5h^4+h^3
h^3(5h+1)