I need help with this problem

Mathematics

1 answer:

KatRina [158]2 years ago

5 0

Answer:

76

Explanation:

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Xelga [282]

Answer:

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Step-by-step explanation:

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2 years ago

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Three-fifths of the spanish club is girls. there are a total of 30 girls in the spanish club

crimeas [40]

Answer: whats the question here if you wanna know how many boys there are there should be 12

Step-by-step explanation:

7 0

2 years ago

(12y2+17y-4)+9y2-13y+3)

Flura [38]

$(12y^2+17y-4)+(9y^2-13y+3)=12y^2+9y^2+17y-13y-4+3=\\\\=21y^2+4y-1$

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3 years ago

I NEED HELP WITH NUMBER 2

sashaice [31]

$5y+2x = -7~~~~~......(i)\\\\y = -2x +5 ~~~~~~.....(ii)\\\\(i) -(ii):\\\\5y+2x -y = -7-(-2x+5)\\\\\implies 4y +2x = -7 +2x -5\\\\\implies 4y +2x -2x = -12\\\\\implies 4y = -12\\\\\implies y = - \dfrac{12}4 = -3\\\\\\\text{Substitute}~ y=-3~ \text{in equation (ii):}\\\\\\-3 = -2x +5\\\\\implies 2x = 5 +3 \\\\\implies 2x = 8\\\\\implies x = \dfrac 82 =4\\\\\text{Hence,}~ x = 4$

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2 years ago

What is 90 words in 2 minutes as a unit rate

Gemiola [76]

Answer:

Levi saved 3/5 of the amount he needs to buy a 75 dollar video game. he earns 7.50 per hour working at the pizza shopping town how many hours will he need to work to pay for the rest of the game show all of your work to solve this problem explain the Steps you used! thank you 6th grade form please

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2 years ago

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I need help with this problem ​

I need help with this problem