2 years ago

When x = 5, the value of the expression –2(x – 10) is

Mathematics

1 answer:

Nikitich [7]2 years ago

7 0

Ten subtracted from five is negative five.Negative five multiplied by negative two is ten

You might be interested in

The bar graph shows how each month's rainfall compares to the historical average.

mina [271]

Answer:

a. The difference in rainfall is 4.03in

b. The total amount of rainfall for the year is negative, -1.73

Step-by-step explanation:

a. Wettest month 2.36in and dryest month -1.67in

2.36

-1.67

-------

4.03

b. -0.45 + -0.88 + 0.94 + -1.67 + -0.96 + 0.83 + 2.36 + 1.39 + 0.35 + -1.35 + -0.9 + -1.39 = -1.73

3 0

2 years ago

(2n-9)-(-2.4n+4)Find the difference.

raketka [301]

Answer:

The difference is 4.4n−13.

Step-by-step explanation:

7 0

3 years ago

Benito spent $1761 to operate his car last year. Some of these expenses are listed below. Benito's only other expense was for ga

Serggg [28]

The averge per mile is 4.06

8 0

2 years ago

hi i'm really struggling with this and its due later today! If someone could show the work of how to do it and the answer that w

GuDViN [60]

Answer:

$\frac{-5 \pm \sqrt{13} }{6}$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Step-by-step explanation:

Step 1: Define

$\frac{-5 \pm \sqrt{5^2-4(3)(1)} }{2(3)}$

Step 2: Evaluate

Evaluate Exponents: $\frac{-5 \pm \sqrt{25-4(3)(1)} }{2(3)}$
Evaluate Multiplication: $\frac{-5 \pm \sqrt{25-12} }{6}$
Evaluate Subtraction: $\frac{-5 \pm \sqrt{13} }{6}$

8 0

3 years ago

I NEED HELP ASAP!!!!!!

natita [175]

Answer:

$3\sqrt{7}$

Step-by-step explanation:

5 0

2 years ago