Answer:
x = 7
Step-by-step explanation:
2x + 1 = -3x + 36
2x + 3x + 1 = -3x + 3x +36
5x + 1 = 36
5x + 1 - 1 = 36 - 1
5x = 35
5x/5 = 35/5
x = 7
144+64= 178

a^2+b^2= c^2
Whenever finding a missing length use the formula up above :
a^2+b^2= c^2
a^2-b^2= c^2
144-64= 80

Answers are 13.3 and 8.9
For me personally i can work nearly any equation with a calculator. definitely a good choice <span />
Answer:
1. 5.67232
2. 1.0472
5. 9.94838
6. -5.49779
7. 2.24746048
10. -0.0161006623
Step-by-step explanation:
Those were the only ones I could help on, sorry I couldn't help on the other ones.