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Grace [21]
3 years ago
7

Worth 21 points and giving brianliest!!!! Please help ASAP

Mathematics
1 answer:
Schach [20]3 years ago
5 0

Answer:

Step 3

Step-by-step explanation:

This is the right one because you are adding two thing in step two which lead to step 3

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Simplify the following expression.<br><br> 7d + 12 – 4d – 3
Stella [2.4K]

Hello!

7d + 12 -4d -3\\

Explanation:

↓↓↓↓↓↓↓↓↓↓↓

First this problem it should be the group like terms.

7d-4d+12-3

Then you add similar elements.

7d-4d=3d

3d+12-3

You can also add or subtract by the numbers.

12-3=9

=3d+9

Answer⇒⇒⇒3d+9

Hope this helps!

Thank you for posting your question at here on Brainly.

Have a great day!

-Charlie

3 0
3 years ago
Read 2 more answers
What is the measure of the missing angle in the figure below?
Aleks [24]
Sum of all interior angles in a triangle = 180
let missing angle = x

x + 144 + 13 = 180
x + 157 = 180
x = 23

answer
23 degrees
7 0
3 years ago
Read 2 more answers
Jake went to a fair and spent $5 on admissions, $6.50 on games, and $7.21
asambeis [7]

Answer:

Jake has <em>$11.29 </em>dollars left.

Step-by-step explanation:

To find the answer, we will add up<em> $5 + $6.50 + $7.21</em> and we get<em> $18.71</em>.  Now <em>subtract $30 from 18.71</em>, which is <em>$11.29</em>.  Therefore, <em>Jake has $11.29 dollars left.</em>

8 0
3 years ago
At a vehicle dealership 5 cars are sold for 2 trucks. Last year the dealership sold 128 trucks how many cars did they sell?
baherus [9]
The answer should be 64 cars sold at the dealership
7 0
2 years ago
What is the formula for the area A of a trapezoid with parallel sides of length B and D, nonparallel sides of length A and C and
loris [4]

Answer:

(B) \dfrac12H (B+D)

Step-by-step explanation:

\text{Area of a trapezoid }= \dfrac12 ($Sum of the parallel sides) \times $Height\\Parallel Sides = B and D\\Height =H\\Therefore:\\\text{Area of the trapezoid }= \dfrac12 (B+D) H

The correct option is B.

4 0
4 years ago
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