a - 1 = 7

1 = d - 2

5 = a + 0

t + 6 = 10

Keshav has $250 in his account. This is $75 more than his brother Nalin has in his account. Write and solve an addition equation to find the amount of money in Nalin’s account.

b - 2 = 1

Zaira spent 55 hours in 2 weeks working on a science project. She worked 32 hours the first week. Write and solve an addition equation to find the amount of time she spent working the second week.

x + 4 = 7

x - 3 = 1

2 + h = 10

5 = z - 7

m - 5 = 6