Answer:
-11/8
Step-by-step explanation:
-7/8 - 1/2 = -11/8
(X+3)-15=7(x-2)+8
X+3-15=7x-14+8
X-12=7x-6
-7x -7x
-6x-12=-6
12 12
-6x/-6 6/-6
Answer: x= -1
Answer:
2x+4
Step-by-step explanation:
2x-12+16
2x+4
Answer:
So x = 20
Step-by-step explanation:
AB + BC = AC sum of a segment is sum of its pieces
AB + AB = AC B is the midpoint, so AB = BC
2x + 2x = 3x + 20 putting in for AB (twice!) and AC
4x = 3x + 20 collect like terms
x = 20 subtract 3x on both sides.
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Answer:
there are no real solutions
Step-by-step explanation:
there is a rule that says
so we have
and we have the definition
so we have
and using the quadratic formula we get that
there are no real solutions