3 years ago

Need help on this question

1 answer:

7 0

Either 2 $\frac{1}{7} or \frac{15}{7}$

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Elden [556K]

Answer:

(in the attachments)

Step-by-step explanation:

(also in the attachments)

hope this helps :)

5 0

3 years ago

DiKsa [7]

Answer:

$5y + 85 = 180 \\ 5y = 10 - 85 \\ 95 \div 5 = 19 \\ 5x + 95 = 180 \\ 5x = 180 - 95 \\ 5x = 85 \\ x = 17$

5 0

2 years ago

Arisa [49]

12x^3 +2x^2-30x = 8
2x( 6x^2 +x -15) = 8
so 2x= 8, x=4
(2x) ( 2x-3) ( 3x+5) = 8
2x-3 = 8
2x= 11
x= 5.5
3x+5=8
3x= 3
x=1

3 0

3 years ago

Dima020 [189]

Answer:

T=-12

Step-by-step explanation:

Isolate variable by subtracting 4 on both sides

t=-12

5 0

3 years ago

Maurinko [17]

Answer:

Step-by-step explanation:

this can be solved by ratio 15/x = 30/100. Cross multiply and solve for x. The answer is 50.

7 0

3 years ago