Use distributive property
4x - 4 = 12 - 4x
8x = 16
X = 2
Answer: 13/4
Step-by-step explanation:
3rd one
6 yards first they minused 3 then they added 3 so the overall is 6 3+3=6
pls give brainliest
Answer:
The lines for each pair of equations are perpendicular, because the slopes for both of these have negative reciprocals.
Step-by-step explanation:
-5x+10y=5
x-2y=-1
2y=x-(-1)
2y=x+1
y=1/2x+1/2
Answer:
−15+8i
Explanation:
First, you can expand the square of the bynomial:
(1+4i)2=1+8i+16i2
Since
i2=−1
the given expression becomes:
1+8i−16=−15+8i
