Answer:
x = 21
Step-by-step explanation:
7x - 3 + 2x - 6 = 180 {Linear pair}
7x + 2x - 3 -6 = 180 {combine like terms}
9x - 9 = 180
9x = 180+ 9
9x = 189
x = 189/9
x = 21
Simply, do 18 times 10, or add 18 ten times for the answer.
the measure of missing angle is:90
Step-by-step explanation:
180/2
=90
The factors of 3x^2+10x+3 are (3x+1)(x+3)
Answer:
5.2
Step-by-step explanation:
I hope this works :)
