3 years ago

Help ASAP for 10 points!!

Mathematics

1 answer:

belka [17]3 years ago

8 0

Answer: -12 should be the corect answer :P

Step-by-step explanation:

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1. 5 + 2x - 8

denpristay [2]

Answer:

1. 2x-3

2.-4x+12

3.9x+3

4.-15x-12

5.2x-5

6.-11x

7.23x+42

8.-21x

9.-2x-12

10.4x-8

Step-by-step explanation:

7 0

2 years ago

Four less than the square of a number

matrenka [14]

Answer: x² - 4

<u>Four less than</u> the <u>square of a number</u>

↓ ↓

(Take away 4) x²

Four less than the square of a number = x² - 4

6 0

3 years ago

How do I get my answer

kupik [55]

Answer:

i think it is 5/8 6/12 3/4

Step-by-step explanation:

5 0

3 years ago

Martha jarred 6 liters of jam after 2 days. How many days does Martha need to spend making jam if she wants to jar 21 liters of

lana66690 [7]

Answer: 7

Step-by-step explanation:

if Martha jarred 6 liters of jam in 2 days,

she will jarred 3 litters of jam in one day

for 21 litters she will need 7 days

21/3=7

3 0

2 years ago

3x-7y=17 when x=-3,0,3

NeX [460]

$3x-7y=17\\-7y=17-3x\ \ \ \ |:(-7)\\y=-\frac{17}{7}+\frac{3}{7}x\\\\When\ x=-3:\\y=-\frac{17}{7}+\frac{3}{7}\cdot(-3)\\y=-\frac{17}{7}-\frac{9}{7}\\y=-\frac{26}{7}=-3\frac{5}{7}\\\\When\ x=0:\\y=-\frac{17}{7}+\frac{3}{7}\cdot0\\y=-\frac{17}{7}=-2\frac{3}{7}\\\\When\ x=3:\\y=-\frac{17}{7}+\frac{3}{7}\cdot3\\y=-\frac{17}{7}+\frac{9}{7}\\y=-\frac{8}{7}=-1\frac{1}{7}$

4 0

3 years ago