3 years ago

(Sorry for the lighting) Help Fast!!!! Please!!!!!

Mathematics

1 answer:

Ratling [72]3 years ago

3 0

Answer:

1 is 60 2 is 60 and 3 is 119

Step-by-step explanation:

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Mrac [35]

The answer is C i believe, always remember to add alike terms.

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3 years ago

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Solve by substitution <br> X^2= 2y + 10<br> 3x-y = 9

Viefleur [7K]

Answer:

$x=-4\\ x=-2\\ y=-21\\ y=-15$

Step-by-step explanation:

$x^{2} =2y+10$

$y=-9+3x$

$x^{2} =2(-9+3x)+10$

$x^{2} =-18+6x+10$

$x^{2} =6x-8$

$x^{2} -6x+8$

$x=-4, -2$

$y=-9+3(-4)$

$y=-9-12$

$y=-21$

$y=-9+3(-2)$

$y=-9-6$

$y=-15$

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4 years ago

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Vladimir79 [104]

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3 years ago

A sand wedge normally costs 65.00. It is on sale for 20% off the regular price. what is the discount

r-ruslan [8.4K]

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Step-by-step explanation:

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Solve the system of equations.

Zina [86]

Answer:
C. (5,3)
Explanation:
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