Question

the sum of (5a+7) and 5a+8) ​

Answer 1

(5a+7) and 5a+8)

$5a + 5a + 7 + 5$

$10a + 15$

HOPEFULLY IT HELPS TO U ✌️✌️

Answer 2

$\huge\mathfrak\red {★Answer:}$

(5a + 7)(5a + 8)

Identity: (x + a)(x + b) = x² + (a+b)x + ab

→ (5a)² + (7+8) × 5a + (7×8)

→ 25a² + 15 × 5a + 56

→ 25a² + 75a + 56

$\mathfrak\purple {Hope\: this\: helps\: you...}$

$\mathfrak\green {Hope\: you\: have\: a\:nice\:day\:ahead...}$

$\mathfrak\blue {Mark\: as\: brainliest\: if\: helpful\:★...}$