2 years ago

Rearrange the quadratic equation so that it is equal to 0. Then factor the equation

1 answer:

5 0

We need an equation for this, theres no 'formula' for doing this (ignoring the quadratic formula, as that is a long-winded way of factorising a quadratic equation)

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4w+5z=30 solve for w

zepelin [54]

Answer:

$w=\frac{30-5z}{4}$

Step-by-step explanation:

$4w+5z=30\\\\4w+5z-5z=30-5z\\\\4w=30-5z\\\\\frac{4w=30-5z}{4}\\\\\boxed{w=\frac{30-5z}{4}}$

Hope this helps.

3 0

3 years ago

Using the Addition Method, find the value of x in the

allochka39001 [22]

Step-by-step explanation:

3x+2y=2------------1

-3x+5y=5-----------2

adding 1 and 2 we get

7y=7

y=1

and from (1),we get

3x+2×1=2

3x=0

x=0 is the required value of x.

8 0

2 years ago

Will give brainliest, if its correct

Paul [167]

Answer:

C) -1

Step-by-step explanation:

(ax+3)²=36

Square root both sides

ax+3=6

Subtract 3 from both sides

ax=3

Put x in

-3a=3

a= -1

C) -1 would work.

6 0

3 years ago

Read 2 more answers

Choose what the expressions below best represent within the context of the word problem. The length of a rectangle is 12 inches

lidiya [134]

X best represents
the width must be x so that the length can be 12+x meaning that the length is greater than length by 12

3 0

2 years ago

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D=Rt for D, if T=5 hours and R=65 mph

maks197457 [2]

You multiply those and you get d = 325 m

7 0

3 years ago