Answer:
318.6
Step-by-step explanation:
(3x-9) + (x+15) = 180
3x (x+15) -9 (x+15)
4x + 45x - 9x + 6 = 180
40x + 6 = 180
40x = 180 - 6
40x = 174
x = 4.34
(3x-9) = 4.34 * 3x-9 = 4.02
(x+15) = 4.34 + 15 = 19.34
180 - (4.02 + 19.34)
= 180 - 23.36
= 156.64
hope this answer helps!!
<span>The numerical value that comes before the variable or, if none, the coefficient is 1
hope it helps(:
</span>
Answer:
Last one. I am 100% positive cause I'm good at this kind of math. If you need help on anything else, let me know
Step-by-step explanation:
3.5 3.4 3.3 3.2 3.1 3 -5.5 -1 -2
