Answer:
1:×4
m×4=(8+2n)×4
4m=32+8n
now,
1:×4 - 2:
4m-4m = 32+8n -4+4n
0=(32-4) +(8n-4n)
0=28+4n
28=-4n
n= -7
n=-7. 1:,
m=8+2n
m=8+2×(-7)
m=8-14
m=-6
x=-2.5
Step-by-step explanation:
2x-10÷4=3x
2x-2.5=3x
-2.5=x
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