The best and most correct answer among the choices provided by your question is the first choice or letter A. Speed is the physical quantity.
A physical quantity<span> is a </span>quantity<span> in physics that can be measured. Or a </span>physical quantity<span> is a </span>physical<span> property that can be quantified. Examples of </span>physical quantities<span> are mass, amount of substance, length, time, temperature, electric current, light intensity, force, velocity, density, and many others
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Answer:
Step-by-step explanation:
4x² - 12x + 9 = ?
4x² - 12x + 9 = 4x²- 6x - 6x + 9 = 2x
2x(2x - 3) - 3(2x - 3)
(2x - 3)(2x - 3)
(2x - 3)²
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Answer:
q = 11
Step-by-step explanation:
q - 5 + 6q = 72
combine like terms
7q - 5 = 72
+5 +5
7q = 77
divide both sides by 7
q = 11
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It should be 27, because if <span>Y=x+12 4x+2y=27 then y equals all of that which equals 27.</span>
Answer:
x = 5 weeks
Step-by-step explanation:
MX + B
Jacob: 7x + 40
Savannah: 5x + 50
Equality:
7x + 40 = 5x + 50
subtract 5x from both sides of equation
2x + 40 = 50
subtract 40 from both sides of equation
2x = 10
divide by 2
x = 5 weeks