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kobusy [5.1K]
2 years ago
13

Would someone PLEASE help with this and explain how you got the answer I WILL MARK BRAINLIEST

Mathematics
2 answers:
Olenka [21]2 years ago
5 0

Answer:2 48,39=87

Step-by-step explanation:

diamong [38]2 years ago
3 0

Answer:

DV

DE

VE

Step-by-step explanation:

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(04.07) Julie is at the store buying groceries. She needs to get a quart of orange juice and some peaches. The quart of orange j
hjlf

Answer:

f(x) is the total cost and x is the number of peaches.

Step-by-step explanation:

We know that each peach costs $0.75.  This means the expression 0.75x represents the total cost of peaches; this makes x represent the number of peaches.

We also know that $2.25 is the cost of juice.  Adding it to the cost of peaches gives us the total cost; this means f(x) represents the total cost.

5 0
3 years ago
PLEASE ANSWER ASAP! YOUR ANSWER MUST REQUIRE AN EXPLANATION IN ORDER TO RECEIVE 10 POINTS AND THE BRAINLIEST ANSWER!!! THANKS!!!
KIM [24]
Hello,

Using vectors and scalar product:

[(a+c)*\vec{i}+(b-0)*\vec{j} ].[(a-c)*\vec{i}+(b-0)*\vec{j}]=0
Thus
\dfrac{b^2}{(a+c)(a-c)}=1

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Answer A




8 0
3 years ago
1) A basketball player scores 10 points per game. write and algebraic expression to show how many points she might score in "n"
Natali [406]
1) 10n
10 points per game, times however many games she plays.

2) x-15=19
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x=15+19
6 0
3 years ago
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Cross-multiplication is helpful in: a. quadratic equations c. linear equations b. solving proportions d. word problems please se
Nikitich [7]

Correct option is  B)

Cross-multiplication is helpful in Solving proportions.

<h3>What is Solving Proportions?</h3>

Solving proportions is simply a matter of stating the ratios as fractions, setting the two fractions equal to each other, cross-multiplying and solving the resulting equation.

<h3>What are the 2 methods for solving proportions?</h3>

Method I: Draw a double-sided number line, label the parts, set up a proportion and solve.

Method II: Using any method, calculate unit rate and then calculate how many pounds you can get for $30. Method III: Graph a point to represent the original ratio.

<h3>What is the rule for solving proportions?</h3>

The product of the means is equal to the product of the extremes.

Learn more about  solving proportions here: brainly.com/question/14752332

#SPJ4

I understand the the question you are looking for is :

Cross-multiplication is helpful in:

a. quadratic equations

b. solving proportions

c. linear equations

d. word problems

please select the best answer from the choices provided a b c d

5 0
1 year ago
I'll give Brainliest to whoever can help! I need help ASAP..!!
ki77a [65]

Answer:

1. b d

2. is c or d

3. a or c

4. b or c

5. c

Step-by-step explanation:

3 0
3 years ago
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