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3 years ago

Given the function:

Mathematics

2 answers:

OlgaM077 [116]3 years ago

8 0

Answer:

A on edg

Step-by-step explanation:

yanalaym [24]3 years ago

5 0

Step-by-step explanation:

f(5) = 3(5)+4-2+5= 15 + 4 -2 + 5=

19 - 2 +5= 17 + 5 = 22

the answer is a

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what is -8x-9=-21, can someone work out the problem and show me what they did to get there answer so i can understand it?

SashulF [63]

- 8x - 9 = - 21

Add 9 to both sides:

- 8x = - 12

Divide both sides by - 8:

x = -12/-8

x = -3/-2

x = 3/2 OR 1.5

Hope this answer helps :)

6 0

4 years ago

Read 2 more answers

11w+5w-1=65w-36 Ayuden poniendo tambien el procedimiento plis

nevsk [136]

Answer:

w=1.4

Step-by-step explanation:

11w+5w-1=65w-36

16w-1=65w-36

16w-65w= -36+1

-49w= -35

w= -35/-49

w= 1.4

4 0

3 years ago

Please help me solve this before 8pm today please!!!!!

Nastasia [14]

Answer: x=10

Step-by-step explanation:

$7776^{x+5}$ = $216^{3x-5}$

$6^{5(x+5)}$ = $6^{3(3x-5)}$

5(x+5)=3(3x-5)

5x+25=9x-15

25=4x-15

4x=40

x=10

8 0

1 year ago

HELP ME ANYONE ANYONE PLEASEEEEE I BEG FOR LOVE OF JESUS

soldi70 [24.7K]

Answer:

b. -84

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Equality Properties

Multiplication Property of Equality
Division Property of Equality
Addition Property of Equality
Subtract Property of Equality

Algebra I

Terms/Coefficients

Step-by-step explanation:

Step 1: Define

$\displaystyle \frac{a}{-7} - 7 = 5$

Step 2: Solve for a

Addition Property of Equality: $\displaystyle \frac{a}{-7} - 7 + 7 = 5 + 7$
[Simplify] Add: $\displaystyle \frac{a}{-7}= 12$
Multiplication Property of Equality: $\displaystyle -7 \cdot \frac{a}{-7} = 12 \cdot -7$
[Simplify] Multiply: $\displaystyle a = -84$