Question

URGENTE





Calcule:A) x+3/2+x-2/5=6

B)x-1/6-x-2/9=1/2

Answer 1

A) $\frac{x+3}{2}$+$\frac{x-2}{5}$=6

5(x+3)+2(x-2)=60

5x+15+2x-4=60

7x+11=60

7x=60-11

7x=49

x=$\frac{49}{7}$

x=7

B)$\frac{x-1}{6}$-$\frac{x-2}{9}$=$\frac{1}{2}$

3(x-1)-2(x-2)=9

3x-3-2x+4=9

3x-2x+4-3=9

x+1=9

x=9-1

x=8