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navik [9.2K]
2 years ago
8

5 (3 + 8 -2)1 (10 X 3+ 5 2)

Mathematics
2 answers:
strojnjashka [21]2 years ago
5 0

1350x + 450

Step-by-step explanation:

(5(3+8−2)(1))(10x(3)+(5)(2))

(5(3+8−2)(1))(10x(3))+(5(3+8−2)(1))((5)(2))

uysha [10]2 years ago
4 0

Answer:

95 + 10x

Step-by-step explanation:

15 + 40 - 10 + 10x + 30 +20 = 95 + 10x

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Use the distributive property to remove the parentheses <br> -5(-4y-w+3)
vampirchik [111]

Answer:

Step-by-step explanation:

Original Equation:

-5(-4y - w + 3)

Multiply -5 by -4y

20y

Multiply -5 by -w

5w

Multiply -5 by 3

-15

Plug these values back into the equation

20y + 5w - 15

Hope this helps :)

6 0
3 years ago
Last year, Jason's average in math was a 72. This year, his average is a 90. What is the percent increase in Jason's grade?
slamgirl [31]

Answer:

20% increase

Step-by-step explanation:

All you have to do is divide 72 by 90n and it will give you .8, move the decimal two places to the right to give you 80 and subtract 80 from 100 to get 20

7 0
2 years ago
Find the value of x.
svetoff [14.1K]

Answer:

x=17 plz the brainliest!

Step-by-step explanation:

3x+39=90

3x+39-39=90-39

3x=51

\frac{3x}{3}=\frac{51}{3}

x=17

3 0
2 years ago
Please answer. Will mark the brainliest and will give 20 points.
Dimas [21]

Answer: it is C

Step-by-step explanation:

5 0
3 years ago
Giovanni justifies whether the expression –4x – 8 is equivalent to Negative 2 (x + 1) minus 2 (x + 3) by letting x = 3 in both e
Vladimir [108]

Answer:

When x = 3, the solutions to the expressions are–20 and –20

Step-by-step explanation:

–4(3) – 8   Multiply

-12 - 8       Subtract

-20

-2(3 + 1) - 2(3 + 3)     Simplify in the parentheses

-2(4) - 2(6)                 Multiply

-8 - 12                        Subtract

-20

               

6 0
3 years ago
Read 2 more answers
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