What is -78.6 (-2.4)?
A. -188.64
B. -32.75
C. 32.75
D. 188.64

there are many solutions.

step-by-step explanation:

step 1: simplify both sides of the equation.

4x+6=4x^2+10x−4

step 2: subtract 4x^2+10x-4 from both sides.

4x+6−(4x^2+10x−4)=4x^2+10x−4−(4x^2+10x−4)

−4x^2−6x+10=0

step 3: factor left side of equation.

−2(2x+5)(x−1)=0

step 4: set factors equal to 0.

x=-5/2 or x=1

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

answer: it's upside down and i can't read it

step-by-step explanation:

step-by-step explanation:

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