Ask question

Ask question

All categories

3 years ago

6

Can you help me with this question? Evaluate the expression for the given value of the variable

1 answer:

nata0808 [166]3 years ago

8 0

1. is B. 14
2. is -12

You might be interested in

Type the answer! In the bottom

Ainat [17]

The answer is
9, 200

4 0

2 years ago

jack has 6 pounds of candy, he plans on splitting it up equally with his 5 students how many pounds will each student get?

uysha [10]

The answer will be 1.2

3 0

2 years ago

Read 2 more answers

5x + 4y = 11<br> 2x + 6y = -7

olga55 [171]

$\left\{\begin{array}{ccc}5x+4y=11&|\cdot2\\2x+6y=-7&|\cdot(-5)\end{array}\right\\\underline{+\left\{\begin{array}{ccc}10x+8y=22\\-10x-30y=35\end{array}\right}\ \ \ \ |add\ both\ sides\ of\ the\ equations\\.\ \ \ \ \ \ \ \ \ \ \ -22y=57\ \ \ \ |:(-22)\\.\ \ \ \ \ \ \ \ \ \ \ y=-\dfrac{57}{22}\\\\substitute\ the\ value\ of\ y\ to\ the\ first\ equation\\\\5x+4\left(-\dfrac{57}{22}\right)=11\\\\5x-2\cdot\dfrac{57}{11}=11\ \ \ \ |\cdot11\\\\55x-114=121\ \ \ \ |+114\\\\55x=135\ \ \ \ |:55$

$x=\dfrac{135}{55}\\\\x=\dfrac{27}{11}\\\\Answer:\ x=\dfrac{27}{11}\ and\ y=-\dfrac{57}{22}\to\left(\dfrac{27}{11},\ -\dfrac{57}{22}\right)$

8 0

2 years ago

What is the answer to 8 3n/12=13?

Greeley [361]

Does this say 8 × 3n/12=13? I want to be sure so I don't give you the wrong answer.

7 0

2 years ago

Hola. Ayuda con estos problemas de geometría plana. Regalo 20 puntos a la respuesta correcta...

stiv31 [10]

Hola i don’t understand

4 0

1 year ago

Read 2 more answers