Standard form: Ax + By = C
Equation: 12x + 15y = 120
B. you have to be ready to multiply all the numbers to get your answer.
Lidal's price is better
Step-by-step explanation:
Lidal
4 for £2.04
1 for £2.04/4= £0.51= 51 p
Oldi
9 for £4.68
1 for £4.68/9= £0.52= 51 p
Lidal offers better price per roll
Angle B = 54°
Step-by-step explanation:
complimentary means they add up to 90
54 + 36 (angle A) = 90
also x= 51
11+2=13 please give thanks if I helped
