$\text{Solve the expression}\\\\\text{First, add the expressions together:}\\\\2x^2+3x+x-2\\\\2x^2+4x-2\\\\\text{Plug in 2 to x:}\\\\2(2)^2+4(2)-2\\\\\text{Solve:}\\\\2(2)^2+4(2)-2\\\\2(4)+4(2)-2\\\\8+8-2\\\\16-2\\\\14\\\\\boxed{\text{Answer: B).14}}$

5 0

3 years ago

Simplify the following: 1 / 1 a +4x2

sweet-ann [11.9K]

Answers

a = 15 / 2

hope it help you

7 0

3 years ago

What is the value of x in the equation -6/7 = -x/84? A. –98 B. –72 C. 72 D. 98

Arlecino [84]

Use cross multiplication:
$\frac{-6}{7} = \frac{-x}{84}$

$(-6)*(84)=(-x)*(7)
$

$-504=-7x
$

Divide both sides by -7 to find x:
$-504/-7=-7x/-7$

Final answer: x=72 (C)

5 0

3 years ago

Read 2 more answers

HWLP MW WITH THIS IS DUE 20 min

VashaNatasha [74]

It looks like it’s the second one because i did the question

8 0

3 years ago