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MrRa [10]
3 years ago
9

I NEED HELP WITH #12-15 PLEASE

Mathematics
1 answer:
sveta [45]3 years ago
5 0
12-15=3 ............................................................
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Multiply. −2(−5)(−3)
Dominik [7]

The multiplication of −2(−5)(−3) is -30

The multiplication of numbers in brackets with negative signs takes a method whereby the signs are taken into account when performing the arithmetic operation.

From the given question, we are to multiply:

= - 2 × (-5) × (-3)

= +10 × (-3)

= -30

Learn more about the multiplication of numbers here:

brainly.com/question/1755985

4 0
3 years ago
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PLS HELPP
madam [21]
Use a calculator called symbolab.com 0-0
4 0
3 years ago
5/7 divided by 20/5 <br> then simply it completely
Pavlova-9 [17]

Answer:

5 / 28

Step-by-step explanation:

5/7 ÷ 20/5

= 5/7 x  5/20

= (5 x 5) / (7 x 20)

= 25 / 140    (divide numerator and denominator by 5)

= 5 / 28

5 0
3 years ago
Given g(x)= -2x+2 and f(x)= 3x^2+4, find (g+f)(-3)
aliina [53]

Answer:

39

Step-by-step explanation:

g(x)= -2x+2 and f(x)= 3x^2+4

(g+f)(-3)

g(-3) = -2(-3) +2 = 6+2 =8

f(-3) = 3 (-3)^2 +4 = 3(9)+4 = 27+4 = 31

(g+f)(-3) = g(-3) + f(-3) = 8+31 = 39

3 0
3 years ago
I will give brainliest to whoever gets this correct.
Oxana [17]

Answer:

0

Step-by-step explanation:

I'll comment if you need an explanation! Hope this helps! :)

5 0
3 years ago
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