What is the solution for x in 5x - 2 + 2x = 7x - 2?

Can someone me do math because i am having a breakdown rn because i don’t get it

Libby built a fence that was 56 \text { feet}56 feet long over 44 days. she built the same length of fence each day. how many inches of fence did libby build each day?

Recall that two angles are complementary if the sum of their measures is? 90°. find the measures of two complementary angles if one angle is twenty dash nine times the other angle.