3 years ago

Which scales are equivalent to 1 inch to 1 foot?

Mathematics

2 answers:

KiRa [710]3 years ago

7 0

The answer is A,d,b,f

Radda [10]3 years ago

3 0

Answer:

A, B, D, F

Step-by-step explanation:

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If Michael drove 135 miles on 6 gallons of gas, how far can he drive on 15 gallons of gas?

laiz [17]

Answer:337.5 miles

Step-by-step explanation:

Find the unit rate 135/6 = 22.5/1

He can drive 22.5 miles on 1 gallon of gas

Then multiply by 15

22.5x15= 337.5

6 0

3 years ago

Translate the verbal expression to an algebraic expression: Twice the sum of a number and 4. Gimme an answer quick. In a SENTENC

tester [92]

Answer:

2(x+4)

Step-by-step explanation:

Brainliest are appreciated :)

5 0

3 years ago

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Solve the quadratic equation x2+8x−30=0 by completing the square.

diamong [38]

Answer:

$\bold{x=-4\pm\sqrt{46}}$

Step-by-step explanation:

$(a+b)^2=a^2+2ab+b^2\\\\\\x^2+8x-30=0\\\\\underbrace{x^2+2\cdot x\cdot 4+4^2}-4^2-30=0\\\\{}\qquad(x+4)^2\,-\,16-30=0\\\\{}\qquad\ \ (x+4)^2=46\\\\ {}\qquad\ \ x+4=\pm\sqrt{46}\\\\ {}\qquad\ \ x=-4\pm\sqrt{46}$

5 0

3 years ago

PLEASE HELPPP

Scrat [10]

The answer is D because you can multiply the second equation by -4

6 0

4 years ago

Read 2 more answers

16 increased by twice a munber is -24

dangina [55]

We can form this algebraic equation to work the equation out:

16 + 2x = -24
2x = -40
x - 20

Hope I helped.

8 0

3 years ago