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!!
Just substitute 4 for x in the given equation:
h(4) = 3^4 - 7 = 81 - 7 = 74 (answer)
Why did you delete my answer
Answer: Step-by-step explanation:
#1. +4.9 +4.9
m/2.8 = _____
*2.8 *2.8 Multiply both by 2.8
Calculate the answer this is your work after all!!!
Answer:
no
Step-by-step explanation:
A linear equation is a straight line.
