All categories

2 years ago

8th grade math! If you know the answer to this problem please interact(:

Mathematics

2 answers:

jek_recluse [69]2 years ago

8 0

Answer:

the third one (-2,1)

Step-by-step explanation:

erik [133]2 years ago

3 0

Answer:

Step-by-step explanation:

so solving the first one we get

y=2x+5

and the second one we get

y=5x+10+1

y=5x+11

substiuting we get

2x+5=5x+11

3x=-6

x=-2

and y= 1

so it would be C

if my answer helps please mark as brainliest.

You might be interested in

Need help I forgot how to do this

Marat540 [252]

Answer:

Step-by-step explanation:

you have to find the discriminant

b²-4ac for each equation

if discriminant < 0 no real solutions because will be negative under the squareroot whhan you try to find the roots

if discriminant = 0 there is only one solution

if discriminant > 0 two real solutions

for your given problems

A. discriminant =(-2)²-4*2*15 will be negative

8 0

3 years ago

Math question please help!! thank you if you help

algol [13]

These solutions can be called “roots”, “zeroes”, and “x-intercepts”.

6 0

2 years ago

Read 2 more answers

Isabella has 2 1/4 oranges. Colleen has 3 1/4 oranges. How many all together?

pentagon [3]

The answer is 5 1/2.

5 0

3 years ago

Read 2 more answers

PLSSSS HELLPPPP MEEEEE I WILLL GIVEEE BRAINLIESSSTTT!!!!

earnstyle [38]

Answer:

$\displaystyle m=3$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Slope Formula: $\displaystyle m=\frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

Step 1: Define

Point (6, 8)

Point (5, 5)

Step 2: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [SF]: $\displaystyle m=\frac{5-8}{5-6}$
[Fraction] Subtract: $\displaystyle m=\frac{-3}{-1}$
[Fraction] Divide: $\displaystyle m=3$

6 0

3 years ago

Read 2 more answers

Convert the following common fractions to decimals. Round to three decimal places if necessary. 5/6 = A)0.83 B)5.6 C)0.56 D)0.83

Umnica [9.8K]

Answer:

Step-by-step explanation:

If we divide 5 by 6 we'll come up with 8.333 repeating. It is necessary that we round to three decimal places since we have an endless amount of digits that can only be represented with 3 digits

7 0

3 years ago