Factorise this pleasee

x2 + 4x -45

Equation for the calculation double 2 and then add 5

$30 to spend on dinner tax and gratuity at mos restaurant rax is 6% and they give a 15% tip on the total bill after taxes thier dinner cost $21 which statement correctly explains wether andrew and kate have enough money to pay their bill

Would love some on this! include step by step have a good day!