Answer:
(There's a confusion here, is x 2 x times 2? The answer and explanation are based on x multiply by 2)
y = -8
Step-by-step explanation:
Substitution Method-
y = x 2 - 4
x = -2
y = (-2) 2 - 4
PEMDAS - parentheses; exponents; Multiplication & Division; Addition & Subtraction
we are going to multipl -2 and 2 together ---> -4
y = -4 - 4
Same sign add, different sign subtract.
Same sign keep the sign, different sign keep the larger.
y = -8
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Hope this helps!
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Two numbers that multiply to -240 and add to -1 are -16 and 15
-16 x 15 = -240
-16 + 15= -1
Hope this helps!
I divided 4 divided by 314.9 and the answer is equals 78.725 per minute
Final answer: solve for the the dividend and the divisor. Then divide and you should have the answer of 560
