3 years ago

Please help I’ll mark you as brainliest if correct

Mathematics

1 answer:

laila [671]3 years ago

5 0

Answer:

Step-by-step explanation:

The second one is perimeter, not area. The first one is correct.

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Evaluate. 10*10+6⋅7+8 70 142 150 190

algol [13]

Hi there! :)

Answer:

=150

*The answer must have a positive sign.*

Step-by-step explanation:

<h2>Lesson: Order of operations</h2>

Stands for:

Parenthesis

Exponents

Multiply

Divide

Add

Subtract

Left to right.

First, you do multiply from left to right.

$10*10=100$

$100+6*7+8$

$6*7=42$

$100+42+8$

Then, you add from left to right.

$100+42+8$

$100+42=142$

$142+8=150$

Final answer is 150

I hope this helps you!

Have a nice day! :)

-Charlie

8 0

3 years ago

4x-4/5x+10•30x+60/2x-2

slamgirl [31]

Order of Operations. PEMDAS, Parentheses, Exponents, Multiply, Divide, Add, Subtract. Multiply; 4x-4/5x+300x+60/2x-2. Divide; 4x-0.8x+300x+30x-2. Add; 4x-330.8x-2. Subtract; 326.8x-2.
Your answer; 326.8x-2

5 0

3 years ago

X-1/7>1/8 Solve using the addition principle.

amid [387]

$x- \frac{1}{7} \ \textgreater \ \frac{1}{8} \\ x\ \textgreater \ \frac{1}{8}+ \frac{1}{7} \\ x\ \textgreater \ \frac{7+8}{56} \\ x\ \textgreater \ \frac{15}{56}$

6 0

3 years ago

Jalen and his 2 brothers each ate 3/4 of a cupcake how many cupcakes did they eat altogether

Dima020 [189]

Answer:

9/4 cupcakes or 2 and 1/4

Step-by-step explanation:

3/4 times 3 or 3/1

7 0

3 years ago

Kitchen tile is $1.25 per square foot . Vivian’s rectangular kitchen measures 8 feet wide by 10.5 long. How much would it cost t

Dafna11 [192]

You would do 10.5×8 since it is the area of a rectangle. That would get you 84.

You then do 84×1.25 since there is 84 square feet. That would get you 105.

It would cost her $105.

7 0

3 years ago