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3 years ago

10

shelia received a delivery of 688 chairs for a school assembly. If she placed an equal amount of chairs in 20 rows, how many cha

irs are left over?

1 answer:

vredina [299]3 years ago

4 0

Answer:

Step-by-step explanation:

34 lest

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Mrrafil [7]

$x^2+13x=-42\ \ \ |+42\\\\x^2+13x+42=0\\\\x^2+6x+7x+42=0\\\\x(x+6)+7(x+6)=0\\\\(x+6)(x+7)=0\iff x+6=0\ \vee\ x+7=0\\\\x=-6\ \vee\ x=-7$

Anaswer: <span>a. x = -6 or x = -7</span>

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3 years ago

YALL PLEASE HELP IS IT ADDITION MULTIPLICATION OR SUB

alekssr [168]

Answer:

6 x $\frac{3}{4}$ = 4 $\frac{2}{4}$

Step-by-step explanation:

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3 years ago

It costs $x for a round-trip bus ticket to the mall. You have $24. Select an inequality that represents how much money you can s

lorasvet [3.4K]

Answer:you have to make the inequality first

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4 years ago

Read 2 more answers

2/4, find the surface area

Oduvanchick [21]

Answer:

144 un^2

Step-by-step explanation:

Base: 4 × 11 = 44

Left-most face: 3 × 11 = 33

Top face: 5 × 11 = 55

Triangular faces: 3 × 4 = 12

Add: 44 + 33 + 55 + 12 = 144

7 0

3 years ago

What are the solutions to the equation x2 + bx+c=0?

nevsk [136]

Answer:

Find the complex solutions using the quadratic formula.

x

=

−

b

−

√

b

2

−

4

c

2

x

=

−

b

+

√

b

2

−

4

c

2

Step-by-step explanation:

8 0

3 years ago