Answer:
9.4175
Step-by-step explanation:
Isosceles triangle. Pay attention to the dots and you can find it out yourself next time so you can perfect it ❤️
5(2x+4)=40 [distribute 5]
10x+20=40
10x=40-20 [move 20 to RHS and make it a negative]
10x=20 [divide both sides by 10]
x=2
Ten minus three is equal to seven