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babymother [125]
3 years ago
15

If m equals x plus 4 squared and x equals -1 then m equals what​

Mathematics
1 answer:
arsen [322]3 years ago
5 0

Answer:

15?

Step-by-step explanation:

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What is -4/5 ÷ (-7/6) in simplest form ??
Orlov [11]

Answer:

\frac{24}{35}

Step-by-step explanation:

1) Remove parentheses.

-  \frac{4}{5}  \div  -  \frac{7}{6}

2) Use this rule: a ÷ b/c = a × c/b.

-  \frac{4}{5}  \times  \frac{6}{ - 7}

3) Use this rule: a/b × c/d = ac/bd.

-  \frac{4 \times 6}{5 \times  - 7}

4) Simplify 4 × 6 to 24.

-  \frac{24}{5 \times  - 7}

5) Simplify 5 × -7 to -35.

- \frac{24}{ - 35}

6) Move the negative sing to the left.

- ( -  \frac{24}{35} )

7) Remove parentheses.

\frac{24}{35}

<u>Therefor</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>24</u><u>/</u><u>35</u>.

3 0
3 years ago
1. Rewrite the equation 5(x - 3) = x + 13 with 6 substituted for x. Write a
soldier1979 [14.2K]

Answer:

Step-by-step explanation:

5(6-3)=6+13 -simplify

30-15=6+13

15=19

x doesnt equal 6

5(x-3)=x+13

5x-15=x+13

4x=28

x=7

4x=28

4(7)=28

28=28

4 0
3 years ago
Distributive property: Integer coefficients
alexandr1967 [171]

Answer:

14v-21x-7

Step-by-step explanation:

7 0
3 years ago
I need help on this problem please help me.
a_sh-v [17]

Answer:

150 mL

Step-by-step explanation:

Let x represent the quantity of 75% solution needed. The total amount of alcohol in the 60% mixture will be ...

75%·x + 10%·45 = 60%·(x+45) . . . . . there will be x+45 mL of solution in the end

0.15x = 22.5 . . . . . . . . . . . . . . . . . . . . simplify, subtract .60x+4.5

22.5/0.15 = x = 150 . . . . . . . . . . . . . . mL of 75% solution needed

You will need 150 mL of the 75% solution.

3 0
3 years ago
Help please math problem
r-ruslan [8.4K]

Answer:

Hope this will help you and hope you understand my handwriting

7 0
3 years ago
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