Answer:
(-86)
Step-by-step explanation:
![\frac{a}{2} (b + c) {(d - e)}^{2} \\ \\ \frac{ - 10}{2} (10 + 9) {(2 - 5)}^{2} \\ - 50 - 45 {( - 3)}^{2} \\ - 50 - 45 (- 3)( - 3) \\ - 50 - 45 + 9 \\ - 95 + 9 = ( - 86)](https://tex.z-dn.net/?f=%20%5Cfrac%7Ba%7D%7B2%7D%20%28b%20%2B%20c%29%20%7B%28d%20-%20e%29%7D%5E%7B2%7D%20%20%5C%5C%20%20%5C%5C%20%20%5Cfrac%7B%20-%2010%7D%7B2%7D%20%2810%20%2B%209%29%20%7B%282%20-%205%29%7D%5E%7B2%7D%20%20%5C%5C%20%20-%2050%20%20-%2045%20%7B%28%20-%203%29%7D%5E%7B2%7D%20%20%5C%5C%20%20-%2050%20-%2045%20%28-%203%29%28%20-%203%29%20%5C%5C%20%20-%2050%20-%2045%20%2B%209%20%5C%5C%20%20-%2095%20%2B%209%20%3D%20%28%20-%2086%29)
(-3x-6) + (x²-3x)
The expression you posted just had it simplified
Answer:
2/5
Step-by-step explanation:
.25=2/5
Answer:
7
Step-by-step explanation:
7 is a prime number since it has exactly two factors, 1 and itself.