3 years ago

What is the substitution for 4x+6y=332 & x+y=10

1 answer:

6 0

X+y=10, x=10-y
4(10-y)+6y=332
solve the next parts yourself
Substitution is to use one variable to express another variable in order to eliminate one variable in the original equation

You might be interested in

How do you solve 5-4x<95

mario62 [17]

$5 - 4x < 95 \\ - 4x < 95 - 5 \\ - 4x = 90 \\ x = - \frac{90}{4} \\ \boxed{ x = - \frac{45}{2} }$

8 0

2 years ago

Brian's math test scores are: 86, 90, 93, 85, 79, 92. What is the mean and median?

IgorLugansk [536]

Answer:

Median: 89

Mean: 87.5

Step-by-step explanation:

86, 90, 93, 85, 79, 92

93, 85

93 + 85

178

178/2

86 + 90 + 93 + 85 + 79 + 92

525

525/6

87.5

4 0

2 years ago

Given f(x) = 2x – 3, find the x value such that f(x) = 8.

jok3333 [9.3K]

Answer: 5.5

Step-by-step explanation:

Plugging it into the formula, we get

2x-3 = 8

Add 3 to both sides:

2x = 11

Divide by 2 on both sides:

x = 5.5

4 0

2 years ago

Read 2 more answers

Which is the graph of f(c)=3(2/3)

Assoli18 [71]

This should be the correct answer. I recommend Desmos.

4 0

3 years ago

6.339m plus 0.170m plus 30.4m

77julia77 [94]

Answer:

36.909m

Step-by-step explanation:

6.339+0.170+30.4

=36.909m

7 0

2 years ago